What is the Least Common Multiple of 56456 and 56464?

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 of 56456 and 56464 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56456 and 56464, than apply into the LCM equation.

GCF(56456,56464) = 8
LCM(56456,56464) = ( 56456 × 56464) / 8
LCM(56456,56464) = 3187731584 / 8
LCM(56456,56464) = 398466448

Least Common Multiple (LCM) of 56456 and 56464 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56456 and 56464. First we will calculate the prime factors of 56456 and 56464.

Prime Factorization of 56456

Prime Factorization of 56464

Now multiplying the highest exponent prime factors to calculate the LCM of 56456 and 56464.

LCM(56456,56464) = 2⁴ × 7057¹ × 3529¹
LCM(56456,56464) = 398466448