What is the Least Common Multiple of 40756 and 40772?

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 40756 and 40772 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40756 and 40772, than apply into the LCM equation.

GCF(40756,40772) = 4
LCM(40756,40772) = ( 40756 × 40772) / 4
LCM(40756,40772) = 1661703632 / 4
LCM(40756,40772) = 415425908

Least Common Multiple (LCM) of 40756 and 40772 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40756 and 40772. First we will calculate the prime factors of 40756 and 40772.

Prime Factorization of 40756

Prime Factorization of 40772

Now multiplying the highest exponent prime factors to calculate the LCM of 40756 and 40772.

LCM(40756,40772) = 2² × 23¹ × 443¹ × 10193¹
LCM(40756,40772) = 415425908