GCF and LCM Calculator Logo

What is the Least Common Multiple of 56623 and 56638?

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 56623 and 56638 is 3207013474.

LCM(56623,56638) = 3207013474

LCM Calculator and
and

Least Common Multiple of 56623 and 56638 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56623 and 56638, than apply into the LCM equation.

GCF(56623,56638) = 1
LCM(56623,56638) = ( 56623 × 56638) / 1
LCM(56623,56638) = 3207013474 / 1
LCM(56623,56638) = 3207013474

Least Common Multiple (LCM) of 56623 and 56638 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56623 and 56638. First we will calculate the prime factors of 56623 and 56638.

Prime Factorization of 56623

Prime factors of 56623 are 7, 8089. Prime factorization of 56623 in exponential form is:

56623 = 71 × 80891

Prime Factorization of 56638

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

56638 = 21 × 283191

Now multiplying the highest exponent prime factors to calculate the LCM of 56623 and 56638.

LCM(56623,56638) = 71 × 80891 × 21 × 283191
LCM(56623,56638) = 3207013474