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What is the Least Common Multiple of 64659 and 64679?

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 64659 and 64679 is 4182079461.

LCM(64659,64679) = 4182079461

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Least Common Multiple of 64659 and 64679 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 64659 and 64679, than apply into the LCM equation.

GCF(64659,64679) = 1
LCM(64659,64679) = ( 64659 × 64679) / 1
LCM(64659,64679) = 4182079461 / 1
LCM(64659,64679) = 4182079461

Least Common Multiple (LCM) of 64659 and 64679 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 64659 and 64679. First we will calculate the prime factors of 64659 and 64679.

Prime Factorization of 64659

Prime factors of 64659 are 3, 7, 3079. Prime factorization of 64659 in exponential form is:

64659 = 31 × 71 × 30791

Prime Factorization of 64679

Prime factors of 64679 are 64679. Prime factorization of 64679 in exponential form is:

64679 = 646791

Now multiplying the highest exponent prime factors to calculate the LCM of 64659 and 64679.

LCM(64659,64679) = 31 × 71 × 30791 × 646791
LCM(64659,64679) = 4182079461