What is the Least Common Multiple of 31257 and 31263?

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 31257 and 31263 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31257 and 31263, than apply into the LCM equation.

GCF(31257,31263) = 3
LCM(31257,31263) = ( 31257 × 31263) / 3
LCM(31257,31263) = 977187591 / 3
LCM(31257,31263) = 325729197

Least Common Multiple (LCM) of 31257 and 31263 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31257 and 31263. First we will calculate the prime factors of 31257 and 31263.

Prime Factorization of 31257

Prime Factorization of 31263

Now multiplying the highest exponent prime factors to calculate the LCM of 31257 and 31263.

LCM(31257,31263) = 3² × 23¹ × 151¹ × 17¹ × 613¹
LCM(31257,31263) = 325729197