Least Common Multiple of 660, 7920

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 660, 7920 i.e. 7920 smallest integer divisible by all numbers.

Least common multiple (LCM) of 660, 7920 is 7920.

LCM(660, 7920) = 7920

LCM of 660, 7920

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

LCM of:

Least Common Multiple of 660,7920

Least Common Multiple (LCM) of 660,7920 is 7920

2 660, 7920
2 330, 3960
3 165, 1980
5 55, 660
11 11, 132
1, 12

∴ So the LCM of the given numbers is 2 x 2 x 3 x 5 x 11 x 1 x 12 = 7920

Least Common Multiple of 660,7920 with GCF Formula

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

We need to calculate greatest common factor of 660,7920 and common factors if more than two numbers have common factor, than apply into the LCM equation.

GCF(660,7920) = 660

common factors(in case of two or more numbers have common factors) = 1

GCF(660,7920) x common factors =660 x 1 = 660

LCM(660,7920) = ( 660 × 7920 ) / 660

LCM(660,7920) = 5227200 / 660

LCM(660,7920) = 7920

∴ Least Common Multiple of 660,7920 is 7920

LCM of two or more Numbers Calculation Examples

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Frequently Asked Questions on LCM of 660, 7920

1. What is the LCM of 660, 7920?

Answer: LCM of 660, 7920 is 7920.

2. What are the Factors of 7920?

Answer: Factors of 7920 are . There are integers that are factors of 7920

3. How to Find the LCM of 660, 7920 ?

Least Common Multiple of 660, 7920.

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(660, 7920) = 2 x 2 x 2 x 2 x 3 x 3 x 5 x 11 = 7920.