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What is the Least Common Multiple of 79745 and 79754?

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 79745 and 79754 is 6359982730.

LCM(79745,79754) = 6359982730

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Least Common Multiple of 79745 and 79754 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79745 and 79754, than apply into the LCM equation.

GCF(79745,79754) = 1
LCM(79745,79754) = ( 79745 × 79754) / 1
LCM(79745,79754) = 6359982730 / 1
LCM(79745,79754) = 6359982730

Least Common Multiple (LCM) of 79745 and 79754 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79745 and 79754. First we will calculate the prime factors of 79745 and 79754.

Prime Factorization of 79745

Prime factors of 79745 are 5, 41, 389. Prime factorization of 79745 in exponential form is:

79745 = 51 × 411 × 3891

Prime Factorization of 79754

Prime factors of 79754 are 2, 39877. Prime factorization of 79754 in exponential form is:

79754 = 21 × 398771

Now multiplying the highest exponent prime factors to calculate the LCM of 79745 and 79754.

LCM(79745,79754) = 51 × 411 × 3891 × 21 × 398771
LCM(79745,79754) = 6359982730