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What is the Least Common Multiple of 77637 and 77642?

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 77637 and 77642 is 6027891954.

LCM(77637,77642) = 6027891954

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Least Common Multiple of 77637 and 77642 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77637 and 77642, than apply into the LCM equation.

GCF(77637,77642) = 1
LCM(77637,77642) = ( 77637 × 77642) / 1
LCM(77637,77642) = 6027891954 / 1
LCM(77637,77642) = 6027891954

Least Common Multiple (LCM) of 77637 and 77642 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77637 and 77642. First we will calculate the prime factors of 77637 and 77642.

Prime Factorization of 77637

Prime factors of 77637 are 3, 7, 3697. Prime factorization of 77637 in exponential form is:

77637 = 31 × 71 × 36971

Prime Factorization of 77642

Prime factors of 77642 are 2, 38821. Prime factorization of 77642 in exponential form is:

77642 = 21 × 388211

Now multiplying the highest exponent prime factors to calculate the LCM of 77637 and 77642.

LCM(77637,77642) = 31 × 71 × 36971 × 21 × 388211
LCM(77637,77642) = 6027891954