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What is the Least Common Multiple of 56638 and 56651?

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 56638 and 56651 is 3208599338.

LCM(56638,56651) = 3208599338

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Least Common Multiple of 56638 and 56651 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56638 and 56651, than apply into the LCM equation.

GCF(56638,56651) = 1
LCM(56638,56651) = ( 56638 × 56651) / 1
LCM(56638,56651) = 3208599338 / 1
LCM(56638,56651) = 3208599338

Least Common Multiple (LCM) of 56638 and 56651 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56638 and 56651. First we will calculate the prime factors of 56638 and 56651.

Prime Factorization of 56638

Prime factors of 56638 are 2, 28319. Prime factorization of 56638 in exponential form is:

56638 = 21 × 283191

Prime Factorization of 56651

Prime factors of 56651 are 7, 8093. Prime factorization of 56651 in exponential form is:

56651 = 71 × 80931

Now multiplying the highest exponent prime factors to calculate the LCM of 56638 and 56651.

LCM(56638,56651) = 21 × 283191 × 71 × 80931
LCM(56638,56651) = 3208599338