What is the Least Common Multiple of 89458 and 89472?

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 89458 and 89472 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89458 and 89472, than apply into the LCM equation.

GCF(89458,89472) = 2
LCM(89458,89472) = ( 89458 × 89472) / 2
LCM(89458,89472) = 8003986176 / 2
LCM(89458,89472) = 4001993088

Least Common Multiple (LCM) of 89458 and 89472 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89458 and 89472. First we will calculate the prime factors of 89458 and 89472.

Prime Factorization of 89458

Prime Factorization of 89472

Now multiplying the highest exponent prime factors to calculate the LCM of 89458 and 89472.

LCM(89458,89472) = 2⁷ × 44729¹ × 3¹ × 233¹
LCM(89458,89472) = 4001993088