What is the Least Common Multiple of 61658 and 61676?

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 61658 and 61676 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 61658 and 61676, than apply into the LCM equation.

GCF(61658,61676) = 2
LCM(61658,61676) = ( 61658 × 61676) / 2
LCM(61658,61676) = 3802818808 / 2
LCM(61658,61676) = 1901409404

Least Common Multiple (LCM) of 61658 and 61676 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 61658 and 61676. First we will calculate the prime factors of 61658 and 61676.

Prime Factorization of 61658

Prime Factorization of 61676

Now multiplying the highest exponent prime factors to calculate the LCM of 61658 and 61676.

LCM(61658,61676) = 2² × 30829¹ × 17¹ × 907¹
LCM(61658,61676) = 1901409404