What is the Least Common Multiple of 61917 and 61929?

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 61917 and 61929 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61917 and 61929, than apply into the LCM equation.

GCF(61917,61929) = 3
LCM(61917,61929) = ( 61917 × 61929) / 3
LCM(61917,61929) = 3834457893 / 3
LCM(61917,61929) = 1278152631

Least Common Multiple (LCM) of 61917 and 61929 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61917 and 61929. First we will calculate the prime factors of 61917 and 61929.

Prime Factorization of 61917

Prime Factorization of 61929

Now multiplying the highest exponent prime factors to calculate the LCM of 61917 and 61929.

LCM(61917,61929) = 3² × 20639¹ × 7¹ × 983¹
LCM(61917,61929) = 1278152631