What is the Least Common Multiple of 43257 and 43261?

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 43257 and 43261 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43257 and 43261, than apply into the LCM equation.

GCF(43257,43261) = 1
LCM(43257,43261) = ( 43257 × 43261) / 1
LCM(43257,43261) = 1871341077 / 1
LCM(43257,43261) = 1871341077

Least Common Multiple (LCM) of 43257 and 43261 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43257 and 43261. First we will calculate the prime factors of 43257 and 43261.

Prime Factorization of 43257

Prime Factorization of 43261

Now multiplying the highest exponent prime factors to calculate the LCM of 43257 and 43261.

LCM(43257,43261) = 3¹ × 14419¹ × 43261¹
LCM(43257,43261) = 1871341077