What is the Least Common Multiple of 77656 and 77676?

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 77656 and 77676 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77656 and 77676, than apply into the LCM equation.

GCF(77656,77676) = 4
LCM(77656,77676) = ( 77656 × 77676) / 4
LCM(77656,77676) = 6032007456 / 4
LCM(77656,77676) = 1508001864

Least Common Multiple (LCM) of 77656 and 77676 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77656 and 77676. First we will calculate the prime factors of 77656 and 77676.

Prime Factorization of 77656

Prime Factorization of 77676

Now multiplying the highest exponent prime factors to calculate the LCM of 77656 and 77676.

LCM(77656,77676) = 2³ × 17¹ × 571¹ × 3¹ × 6473¹
LCM(77656,77676) = 1508001864