What is the Least Common Multiple of 61172 and 61178?

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 61172 and 61178 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61172 and 61178, than apply into the LCM equation.

GCF(61172,61178) = 2
LCM(61172,61178) = ( 61172 × 61178) / 2
LCM(61172,61178) = 3742380616 / 2
LCM(61172,61178) = 1871190308

Least Common Multiple (LCM) of 61172 and 61178 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61172 and 61178. First we will calculate the prime factors of 61172 and 61178.

Prime Factorization of 61172

Prime Factorization of 61178

Now multiplying the highest exponent prime factors to calculate the LCM of 61172 and 61178.

LCM(61172,61178) = 2² × 41¹ × 373¹ × 13² × 181¹
LCM(61172,61178) = 1871190308