What is the Least Common Multiple of 43971 and 43977?

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 43971 and 43977 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43971 and 43977, than apply into the LCM equation.

GCF(43971,43977) = 3
LCM(43971,43977) = ( 43971 × 43977) / 3
LCM(43971,43977) = 1933712667 / 3
LCM(43971,43977) = 644570889

Least Common Multiple (LCM) of 43971 and 43977 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43971 and 43977. First we will calculate the prime factors of 43971 and 43977.

Prime Factorization of 43971

Prime Factorization of 43977

Now multiplying the highest exponent prime factors to calculate the LCM of 43971 and 43977.

LCM(43971,43977) = 3¹ × 14657¹ × 107¹ × 137¹
LCM(43971,43977) = 644570889