What is the Least Common Multiple of 56740 and 56746?

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 56740 and 56746 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56740 and 56746, than apply into the LCM equation.

GCF(56740,56746) = 2
LCM(56740,56746) = ( 56740 × 56746) / 2
LCM(56740,56746) = 3219768040 / 2
LCM(56740,56746) = 1609884020

Least Common Multiple (LCM) of 56740 and 56746 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56740 and 56746. First we will calculate the prime factors of 56740 and 56746.

Prime Factorization of 56740

Prime Factorization of 56746

Now multiplying the highest exponent prime factors to calculate the LCM of 56740 and 56746.

LCM(56740,56746) = 2² × 5¹ × 2837¹ × 17¹ × 1669¹
LCM(56740,56746) = 1609884020