GCF and LCM Calculator Logo

What is the Least Common Multiple of 56686 and 56691?

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 56686 and 56691 is 3213586026.

LCM(56686,56691) = 3213586026

LCM Calculator and
and

Least Common Multiple of 56686 and 56691 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56686 and 56691, than apply into the LCM equation.

GCF(56686,56691) = 1
LCM(56686,56691) = ( 56686 × 56691) / 1
LCM(56686,56691) = 3213586026 / 1
LCM(56686,56691) = 3213586026

Least Common Multiple (LCM) of 56686 and 56691 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56686 and 56691. First we will calculate the prime factors of 56686 and 56691.

Prime Factorization of 56686

Prime factors of 56686 are 2, 7, 4049. Prime factorization of 56686 in exponential form is:

56686 = 21 × 71 × 40491

Prime Factorization of 56691

Prime factors of 56691 are 3, 6299. Prime factorization of 56691 in exponential form is:

56691 = 32 × 62991

Now multiplying the highest exponent prime factors to calculate the LCM of 56686 and 56691.

LCM(56686,56691) = 21 × 71 × 40491 × 32 × 62991
LCM(56686,56691) = 3213586026