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What is the Least Common Multiple of 79060 and 79080?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 79060 and 79080 is 312603240.

LCM(79060,79080) = 312603240

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Least Common Multiple of 79060 and 79080 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79060 and 79080, than apply into the LCM equation.

GCF(79060,79080) = 20
LCM(79060,79080) = ( 79060 × 79080) / 20
LCM(79060,79080) = 6252064800 / 20
LCM(79060,79080) = 312603240

Least Common Multiple (LCM) of 79060 and 79080 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79060 and 79080. First we will calculate the prime factors of 79060 and 79080.

Prime Factorization of 79060

Prime factors of 79060 are 2, 5, 59, 67. Prime factorization of 79060 in exponential form is:

79060 = 22 × 51 × 591 × 671

Prime Factorization of 79080

Prime factors of 79080 are 2, 3, 5, 659. Prime factorization of 79080 in exponential form is:

79080 = 23 × 31 × 51 × 6591

Now multiplying the highest exponent prime factors to calculate the LCM of 79060 and 79080.

LCM(79060,79080) = 23 × 51 × 591 × 671 × 31 × 6591
LCM(79060,79080) = 312603240