What is the Least Common Multiple of 57243 and 57261?

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 57243 and 57261 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57243 and 57261, than apply into the LCM equation.

GCF(57243,57261) = 3
LCM(57243,57261) = ( 57243 × 57261) / 3
LCM(57243,57261) = 3277791423 / 3
LCM(57243,57261) = 1092597141

Least Common Multiple (LCM) of 57243 and 57261 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57243 and 57261. First we will calculate the prime factors of 57243 and 57261.

Prime Factorization of 57243

Prime Factorization of 57261

Now multiplying the highest exponent prime factors to calculate the LCM of 57243 and 57261.

LCM(57243,57261) = 3¹ × 19081¹ × 19087¹
LCM(57243,57261) = 1092597141