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Last updated on May 26th, 2025

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Is 795 a Prime Number?

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The numbers that have only two factors, which are 1 and themselves, are called prime numbers. For encryption, computer algorithms, barcode generation, and more, prime numbers are used. In this topic, we will be discussing whether 795 is a prime number or not.

Is 795 a Prime Number? for Indian Students
Professor Greenline from BrightChamps

Is 795 a Prime Number?

There are two main categories of numbers — prime numbers and composite numbers, depending on the number of factors. A prime number is a natural number that is divisible only by 1 and itself. For example, 3 is a prime number because it is divisible by 1 and itself. A composite number is a positive number that is divisible by more than two numbers. For example, 6 is divisible by 1, 2, 3, and 6, making it a composite number. Prime numbers follow a few properties such as: - Prime numbers are positive numbers always greater than 1. - 2 is the only even prime number. - They have only two factors: 1 and the number itself. - Any two distinct prime numbers are co-prime because they have only one common factor, which is 1. As 795 has more than two factors, it is not a prime number.

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Why is 795 Not a Prime Number?

The characteristic of a prime number is that it has only two divisors: 1 and itself. Since 795 has more than two factors, it is not a prime number. Several methods can be used to distinguish between prime and composite numbers, such as: - Counting Divisors Method - Divisibility Test - Prime Number Chart - Prime Factorization

Professor Greenline from BrightChamps

Using the Counting Divisors Method

In the counting divisors method, we count the number of divisors to categorize numbers as prime or composite. The number would be considered prime if it has only 2 divisors. If the count is more than 2, then the number is composite. Let’s check whether 795 is prime or composite. - Step 1: All numbers are divisible by 1 and themselves. - Step 2: Divide 795 by 3. It is divisible by 3, so 3 is a factor of 795. - Step 3: Divide 795 by 5. It is not divisible by 5, so 5 is not a factor. - Step 4: You can simplify checking divisors by calculating up to the square root value of 795. - Step 5: When we divide 795 by 3, 5, and 9, it is divisible by 3 and 9. Since 795 has more than 2 divisors, it is a composite number.

Professor Greenline from BrightChamps

Using the Divisibility Test Method

The divisibility test uses a set of rules to check whether a number is divisible by another number completely. - Divisibility by 3: The sum of the digits in 795 is 21. Since 21 is divisible by 3, 795 is also divisible by 3. - Divisibility by 5: The unit’s place digit is 5. Therefore, 795 is divisible by 5. - Divisibility by 7: Double the last digit (5 × 2 = 10). Subtract it from the rest of the number (79 - 10 = 69). Since 69 is divisible by 7, 795 is also divisible by 7. Since 795 is divisible by 3, 5, and 7, it has more than two factors and is therefore a composite number.

Professor Greenline from BrightChamps

Using Prime Number Chart

The prime number chart is a tool created using a method called “The Sieve of Eratosthenes.” In this method, we follow the steps below: - Step 1: Write numbers from 1 to 1000 in rows and columns. - Step 2: Leave 1 without marking or crossing, as it is neither prime nor composite. - Step 3: Mark 2 because it is a prime number and cross out all multiples of 2. - Step 4: Mark 3 because it is a prime number and cross out all multiples of 3. - Step 5: Repeat this process until you complete the table with marked and crossed boxes, except 1. Through this process, we will have a list of prime numbers up to 1000. Since 795 is not present in the list, it is a composite number.

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Using the Prime Factorization Method

Prime factorization is a process of breaking down a number into its prime factors, then multiplying those factors to obtain the original number. - Step 1: We can write 795 as 3 × 265. - Step 2: In 3 × 265, 265 is a composite number. Further, break the 265 into 5 × 53. - Step 3: Now we get the product consisting of only prime numbers. Hence, the prime factorization of 795 is 3 × 5 × 53.

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Common Mistakes to Avoid When Determining if 795 is Not a Prime Number

Children might have some misconceptions about prime numbers when they are learning about them. Here are some mistakes that might be made by children.

Mistake 1

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Assuming That All Odd Numbers Are Prime

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Solution: Children might assume that all odd numbers are prime numbers. They should be taught that while most prime numbers are odd, not all odd numbers are prime. For example, 15 is an odd number, but it has more than two factors, making it a composite number.

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FAQ on is 795 a Prime Number?

1.Is 795 a perfect square?

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2.What is the sum of the divisors of 795?

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3.What are the factors of 795?

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4.What are the closest prime numbers to 795?

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5.What is the prime factorization of 795?

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6.How can children in India use numbers in everyday life to understand Is 795 a Prime Number??

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7.What are some fun ways kids in India can practice Is 795 a Prime Number? with numbers?

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8.What role do numbers and Is 795 a Prime Number? play in helping children in India develop problem-solving skills?

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9.How can families in India create number-rich environments to improve Is 795 a Prime Number? skills?

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Professor Greenline from BrightChamps

Important Glossaries for "Is 795 a Prime Number"

Composite numbers: Natural numbers greater than 1 that are divisible by more than 2 numbers are called composite numbers. For example, 12 is a composite number because 12 is divisible by 1, 2, 3, 4, 6, and 12. Prime numbers: Natural numbers greater than 1 that are only divisible by 1 and themselves. For example, 7 is a prime number. Factors: The numbers that divide the number exactly without leaving a remainder are called factors. For example, the factors of 4 are 1, 2, and 4 because they divide 4 completely. Divisibility rules: A set of rules that help determine whether one number is exactly divisible by another. Prime factorization: The process of breaking down a number into a product of its prime factors. For example, the prime factorization of 18 is 2 × 3 × 3.

Professor Greenline from BrightChamps

About BrightChamps in India

At BrightChamps, we know numbers are more than just digits—it’s a way to open doors to countless opportunities! Our mission is to help kids all across India grasp important math skills, like today’s focus on the Is 795 a Prime Number?with a special focus on understanding prime numbers—in a way that’s lively, enjoyable, and easy to follow. Whether your child is figuring out how fast a train passes by, keeping track of scores during a Cricket match, or managing their pocket money to buy the latest gadgets, mastering numbers gives them the confidence they need for everyday challenges. Our interactive lessons make learning both simple and fun. Because kids in India learn in many different ways, we tailor our approach to fit each child’s unique style. From the busy markets of Mumbai to the vibrant streets of Delhi, BrightChamps brings math to life, making it relatable and exciting throughout India. Let’s make prime numbers a fun part of every child’s math journey!
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Hiralee Lalitkumar Makwana

About the Author

Hiralee Lalitkumar Makwana has almost two years of teaching experience. She is a number ninja as she loves numbers. Her interest in numbers can be seen in the way she cracks math puzzles and hidden patterns.

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Max, the Girl Character from BrightChamps

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: She loves to read number jokes and games.

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