What is the Least Common Multiple of 8457 and 8477?

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 8457 and 8477 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8457 and 8477, than apply into the LCM equation.

GCF(8457,8477) = 1
LCM(8457,8477) = ( 8457 × 8477) / 1
LCM(8457,8477) = 71689989 / 1
LCM(8457,8477) = 71689989

Least Common Multiple (LCM) of 8457 and 8477 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8457 and 8477. First we will calculate the prime factors of 8457 and 8477.

Prime Factorization of 8457

Prime Factorization of 8477

Now multiplying the highest exponent prime factors to calculate the LCM of 8457 and 8477.

LCM(8457,8477) = 3¹ × 2819¹ × 7² × 173¹
LCM(8457,8477) = 71689989