What is the Least Common Multiple of 65708 and 65718?

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 65708 and 65718 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 65708 and 65718, than apply into the LCM equation.

GCF(65708,65718) = 2
LCM(65708,65718) = ( 65708 × 65718) / 2
LCM(65708,65718) = 4318198344 / 2
LCM(65708,65718) = 2159099172

Least Common Multiple (LCM) of 65708 and 65718 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 65708 and 65718. First we will calculate the prime factors of 65708 and 65718.

Prime Factorization of 65708

Prime Factorization of 65718

Now multiplying the highest exponent prime factors to calculate the LCM of 65708 and 65718.

LCM(65708,65718) = 2² × 16427¹ × 3³ × 1217¹
LCM(65708,65718) = 2159099172