What is the Least Common Multiple of 31257 and 31269?

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 31269 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 31269, than apply into the LCM equation.

GCF(31257,31269) = 3
LCM(31257,31269) = ( 31257 × 31269) / 3
LCM(31257,31269) = 977375133 / 3
LCM(31257,31269) = 325791711

Least Common Multiple (LCM) of 31257 and 31269 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31257 and 31269. First we will calculate the prime factors of 31257 and 31269.

Prime Factorization of 31257

Prime Factorization of 31269

Now multiplying the highest exponent prime factors to calculate the LCM of 31257 and 31269.

LCM(31257,31269) = 3² × 23¹ × 151¹ × 7¹ × 1489¹
LCM(31257,31269) = 325791711