GCF and LCM Calculator Logo

What is the Least Common Multiple of 56564 and 56581?

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 56564 and 56581 is 3200447684.

LCM(56564,56581) = 3200447684

LCM Calculator and
and

Least Common Multiple of 56564 and 56581 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56564 and 56581, than apply into the LCM equation.

GCF(56564,56581) = 1
LCM(56564,56581) = ( 56564 × 56581) / 1
LCM(56564,56581) = 3200447684 / 1
LCM(56564,56581) = 3200447684

Least Common Multiple (LCM) of 56564 and 56581 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56564 and 56581. First we will calculate the prime factors of 56564 and 56581.

Prime Factorization of 56564

Prime factors of 56564 are 2, 79, 179. Prime factorization of 56564 in exponential form is:

56564 = 22 × 791 × 1791

Prime Factorization of 56581

Prime factors of 56581 are 7, 59, 137. Prime factorization of 56581 in exponential form is:

56581 = 71 × 591 × 1371

Now multiplying the highest exponent prime factors to calculate the LCM of 56564 and 56581.

LCM(56564,56581) = 22 × 791 × 1791 × 71 × 591 × 1371
LCM(56564,56581) = 3200447684