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Last updated on November 30th, 2024

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LCM of 19 and 57

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LCM is both a common multiple and the smallest value between the numbers 19 and 57. We apply LCM in basic arithmetic and in real life-like instances where we find the smallest common time interval to align and schedule events etc.

LCM of 19 and 57 for Australian Students
Professor Greenline from BrightChamps

LCM of 19 and 57

The LCM of 19 and 57 is 57. The LCM can be ascertained using anyone from the three methods discussed below. 
 

Professor Greenline from BrightChamps

LCM of 19 and 57 Using Listing the Multiples

 list multiples of the numbers 


19= 19,38,57,…


57= 57,114,171,…


Find the smallest number and the common number 


LCM(19,57) = 57
 

Professor Greenline from BrightChamps

LCM of 19 and 57 Using Prime Factorization

Prime factorize the numbers 


19 = 19  — it is a prime number 


57 = 19×3 


Multiply the highest powers 


19×3 


LCM(19,57) = 57 
 

Professor Greenline from BrightChamps

LCM of [Topic] Using Division Method

  • Write the numbers in a row 

 

  • Divide them by their common prime factors 

 

  • Carry forward the numbers that are not divided by the previously chosen number

 

  • Continue dividing until the remainder is ‘1’ 

 

  • Multiply the divisors to find the LCM

 

  • LCM (19,57) = 57 
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Common mistakes and How to avoid them while finding the LCM of 19 and 57

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LCM of 19 and 57 Examples

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Max, the Girl Character from BrightChamps

Problem 1

A project needs to be completed every 19 days, and an associated report is submitted every 57 days. What percentage of the project cycle aligns with the report submission?

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Explanation

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Max, the Girl Character from BrightChamps

Problem 2

A machine performs an operation every 19 hours, while another machine performs its operation every 57 hours. If both machines started at the same time, when will they operate together again?

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Explanation

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Max, the Girl Character from BrightChamps

Problem 3

Verify the relationship between the LCM and HCF of 19 and 57

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Explanation

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Ray Thinking Deeply About Math Problems

FAQs on Least Common Multiple of 19 and 57

1.Are 19 and 57 prime numbers?

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2.Is 19 divisible by 57?

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3. What is the LCM of 9 and 57?

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4. Find the HCF of 19 and 57?

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5.Is 990 divisible by 2?

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6.How can children in Australia use numbers in everyday life to understand LCM of 19 and 57 ?

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7.What are some fun ways kids in Australia can practice LCM of 19 and 57 with numbers?

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8.What role do numbers and LCM of 19 and 57 play in helping children in Australia develop problem-solving skills?

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9.How can families in Australia create number-rich environments to improve LCM of 19 and 57 skills?

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Professor Greenline from BrightChamps

Important Glossaries for LCM of 19 and 57

  • Multiple: product of a number and integer  

 

  • Prime Factor: a number whose factors are itself and 1 

 

  • Prime Factorization: breaking a large number into its prime factors
Professor Greenline from BrightChamps

About BrightChamps in Australia

At BrightChamps, numbers mean more than just figures—they open up a world of possibilities! Our mission is to help children throughout Australia develop key math skills, focusing on the LCM of 19 and 57 with a special focus on understanding the LCM—in an engaging, fun, and easy-to-learn way. Whether your child is figuring out how fast a roller coaster runs at Luna Park Sydney, keeping track of cricket scores, or managing their allowance for the latest gadgets, mastering numbers builds confidence in everyday situations. Our interactive lessons make learning enjoyable and straightforward. Because kids in Australia learn in many different ways, we customize our teaching to suit each child. From Sydney’s vibrant streets to the stunning beaches of the Gold Coast, BrightChamps brings math alive, making the LCM an exciting part of every child’s 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

Fun Fact

: She loves to read number jokes and games.

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