What is the Least Common Multiple of 43954 and 43972?

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 43954 and 43972 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43954 and 43972, than apply into the LCM equation.

GCF(43954,43972) = 2
LCM(43954,43972) = ( 43954 × 43972) / 2
LCM(43954,43972) = 1932745288 / 2
LCM(43954,43972) = 966372644

Least Common Multiple (LCM) of 43954 and 43972 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43954 and 43972. First we will calculate the prime factors of 43954 and 43972.

Prime Factorization of 43954

Prime Factorization of 43972

Now multiplying the highest exponent prime factors to calculate the LCM of 43954 and 43972.

LCM(43954,43972) = 2² × 21977¹ × 10993¹
LCM(43954,43972) = 966372644