What is the Least Common Multiple of 51556 and 51572?

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 51556 and 51572 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 51556 and 51572, than apply into the LCM equation.

GCF(51556,51572) = 4
LCM(51556,51572) = ( 51556 × 51572) / 4
LCM(51556,51572) = 2658846032 / 4
LCM(51556,51572) = 664711508

Least Common Multiple (LCM) of 51556 and 51572 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 51556 and 51572. First we will calculate the prime factors of 51556 and 51572.

Prime Factorization of 51556

Prime Factorization of 51572

Now multiplying the highest exponent prime factors to calculate the LCM of 51556 and 51572.

LCM(51556,51572) = 2² × 12889¹ × 12893¹
LCM(51556,51572) = 664711508