What is the Least Common Multiple of 72103 and 72107?

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 72103 and 72107 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72103 and 72107, than apply into the LCM equation.

GCF(72103,72107) = 1
LCM(72103,72107) = ( 72103 × 72107) / 1
LCM(72103,72107) = 5199131021 / 1
LCM(72103,72107) = 5199131021

Least Common Multiple (LCM) of 72103 and 72107 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72103 and 72107. First we will calculate the prime factors of 72103 and 72107.

Prime Factorization of 72103

Prime Factorization of 72107

Now multiplying the highest exponent prime factors to calculate the LCM of 72103 and 72107.

LCM(72103,72107) = 72103¹ × 7¹ × 10301¹
LCM(72103,72107) = 5199131021