What is the Least Common Multiple of 77043 and 77061?

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 77043 and 77061 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 77043 and 77061, than apply into the LCM equation.

GCF(77043,77061) = 3
LCM(77043,77061) = ( 77043 × 77061) / 3
LCM(77043,77061) = 5937010623 / 3
LCM(77043,77061) = 1979003541

Least Common Multiple (LCM) of 77043 and 77061 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 77043 and 77061. First we will calculate the prime factors of 77043 and 77061.

Prime Factorization of 77043

Prime Factorization of 77061

Now multiplying the highest exponent prime factors to calculate the LCM of 77043 and 77061.

LCM(77043,77061) = 3¹ × 61¹ × 421¹ × 17¹ × 1511¹
LCM(77043,77061) = 1979003541