What is the Least Common Multiple of 75712 and 75718?

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 75712 and 75718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 75712 and 75718, than apply into the LCM equation.

GCF(75712,75718) = 2
LCM(75712,75718) = ( 75712 × 75718) / 2
LCM(75712,75718) = 5732761216 / 2
LCM(75712,75718) = 2866380608

Least Common Multiple (LCM) of 75712 and 75718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 75712 and 75718. First we will calculate the prime factors of 75712 and 75718.

Prime Factorization of 75712

Prime Factorization of 75718

Now multiplying the highest exponent prime factors to calculate the LCM of 75712 and 75718.

LCM(75712,75718) = 2⁶ × 7¹ × 13² × 17² × 131¹
LCM(75712,75718) = 2866380608