What is the Least Common Multiple of 61154 and 61172?

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 61154 and 61172 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61154 and 61172, than apply into the LCM equation.

GCF(61154,61172) = 2
LCM(61154,61172) = ( 61154 × 61172) / 2
LCM(61154,61172) = 3740912488 / 2
LCM(61154,61172) = 1870456244

Least Common Multiple (LCM) of 61154 and 61172 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61154 and 61172. First we will calculate the prime factors of 61154 and 61172.

Prime Factorization of 61154

Prime Factorization of 61172

Now multiplying the highest exponent prime factors to calculate the LCM of 61154 and 61172.

LCM(61154,61172) = 2² × 30577¹ × 41¹ × 373¹
LCM(61154,61172) = 1870456244