Least Common Multiple of 656, 861, 720, 921

Q: How to Find the LCM of 656, 861, 720, 921 ?

Least Common Multiple of 656, 861, 720, 921 = 63438480 Step 1: Divide all the numbers with common prime numbers having remainder zero. Step 2: Then multiply all the prime factors with last row quotient of common division that is LCM(656, 861, 720, 921) = 2 x 2 x 2 x 2 x 3 x 3 x 5 x 7 x 41 x 307 = 63438480.

Created By : Jatin Gogia

Reviewed By : Rajasekhar Valipishetty

Last Updated : Apr 06, 2023

Use the LCM of two or more numbers Calculator to find the Least Common Multiple of numbers 656, 861, 720, 921 i.e. 63438480 smallest integer divisible by all numbers.

Least common multiple (LCM) of 656, 861, 720, 921 is 63438480.

LCM(656, 861, 720, 921) = 63438480

LCM of 656, 861, 720, 921

Least common multiple or lowest common denominator (lcd) can be calculated in three ways

Least Common Multiple of 656, 861, 720, 921 by common division method
Least Common Multiple of 656, 861, 720, 921 with GCF Formula

Least Common Multiple of 656,861,720,921

Least Common Multiple (LCM) of 656,861,720,921 is 63438480

2	656, 861, 720, 921
2	328, 861, 360, 921
2	164, 861, 180, 921
2	82, 861, 90, 921
3	41, 861, 45, 921
41	41, 287, 15, 307
	1, 7, 15, 307

∴ So the LCM of the given numbers is 2 x 2 x 2 x 2 x 3 x 41 x 1 x 7 x 15 x 307 = 63438480

Least Common Multiple of 656,861,720,921 with GCF Formula

The formula of LCM is LCM(a₁,a₂,a₃....,a_n) = ( a₁ × a₂ × a₃ × .... × a_n) / GCF(a₁,a₂,a₃....,a_n) x common factors(if more than 2 numbers have common factors).

We need to calculate greatest common factor of 656,861,720,921 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(656,861,720,921) = 1

common factors(in case of two or more numbers have common factors) = 5904

GCF(656,861,720,921) x common factors =1 x 5904 = 5904

LCM(656,861,720,921) = ( 656 × 861 × 720 × 921 ) / 5904

LCM(656,861,720,921) = 374540785920 / 5904

LCM(656,861,720,921) = 63438480

∴ Least Common Multiple of 656,861,720,921 is 63438480

LCM of two or more Numbers Calculation Examples

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Frequently Asked Questions on LCM of 656, 861, 720, 921

1. What is the LCM of 656, 861, 720, 921?

Answer: LCM of 656, 861, 720, 921 is 63438480.

2. What are the Factors of 63438480?

Answer: Factors of 63438480 are . There are integers that are factors of 63438480

3. How to Find the LCM of 656, 861, 720, 921 ?

Least Common Multiple of 656, 861, 720, 921.

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors with last row quotient of common division that is LCM(656, 861, 720, 921) = 2 x 2 x 2 x 2 x 3 x 3 x 5 x 7 x 41 x 307 = 63438480.