What is the Least Common Multiple of 17956 and 17976?

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 17956 and 17976 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17956 and 17976, than apply into the LCM equation.

GCF(17956,17976) = 4
LCM(17956,17976) = ( 17956 × 17976) / 4
LCM(17956,17976) = 322777056 / 4
LCM(17956,17976) = 80694264

Least Common Multiple (LCM) of 17956 and 17976 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17956 and 17976. First we will calculate the prime factors of 17956 and 17976.

Prime Factorization of 17956

Prime Factorization of 17976

Now multiplying the highest exponent prime factors to calculate the LCM of 17956 and 17976.

LCM(17956,17976) = 2³ × 67² × 3¹ × 7¹ × 107¹
LCM(17956,17976) = 80694264