What is the Least Common Multiple of 40047 and 40061?

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 40047 and 40061 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 40047 and 40061, than apply into the LCM equation.

GCF(40047,40061) = 7
LCM(40047,40061) = ( 40047 × 40061) / 7
LCM(40047,40061) = 1604322867 / 7
LCM(40047,40061) = 229188981

Least Common Multiple (LCM) of 40047 and 40061 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 40047 and 40061. First we will calculate the prime factors of 40047 and 40061.

Prime Factorization of 40047

Prime Factorization of 40061

Now multiplying the highest exponent prime factors to calculate the LCM of 40047 and 40061.

LCM(40047,40061) = 3¹ × 7¹ × 1907¹ × 59¹ × 97¹
LCM(40047,40061) = 229188981