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What is the Least Common Multiple of 87632 and 87645?

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 87632 and 87645 is 7680506640.

LCM(87632,87645) = 7680506640

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Least Common Multiple of 87632 and 87645 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 87632 and 87645, than apply into the LCM equation.

GCF(87632,87645) = 1
LCM(87632,87645) = ( 87632 × 87645) / 1
LCM(87632,87645) = 7680506640 / 1
LCM(87632,87645) = 7680506640

Least Common Multiple (LCM) of 87632 and 87645 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 87632 and 87645. First we will calculate the prime factors of 87632 and 87645.

Prime Factorization of 87632

Prime factors of 87632 are 2, 5477. Prime factorization of 87632 in exponential form is:

87632 = 24 × 54771

Prime Factorization of 87645

Prime factors of 87645 are 3, 5, 5843. Prime factorization of 87645 in exponential form is:

87645 = 31 × 51 × 58431

Now multiplying the highest exponent prime factors to calculate the LCM of 87632 and 87645.

LCM(87632,87645) = 24 × 54771 × 31 × 51 × 58431
LCM(87632,87645) = 7680506640