Last updated on May 26th, 2025
Do you get confused while checking if a number is prime? Determining a prime number is easy. They are used in encryptions. Here, this article checks if 171 is a prime.
Since 171 has four factors, it is not a prime number. The basic methods used to check if a number is prime are the counting divisors method, divisibility method, prime number chart, and prime factorization.
This method will tell the total number of divisors a number has.
The divisors of 171 = 1, 7, 23, 171
Therefore, 171 is not a prime number.
If a number has more than two factors, it is composite. Here, the factors of 171 are 1, 7, 23, and 171.
This method will check if a number is prime or not with the help of a prime number chart. Only if the number is seen in the chart, then it's a prime.
This method expresses the product of prime factors in its exponential form.
The prime factorization of 171 is → 32 × 191
Hence, the prime factors of 171 are 3 and 19
While determining whether a number is prime or not, you can get confused. Here, we will discuss the mistakes that can happen and the solutions to tackle them.
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.
: She loves to read number jokes and games.