What is the Least Common Multiple of 89560 and 89572?

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 89560 and 89572 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 89560 and 89572, than apply into the LCM equation.

GCF(89560,89572) = 4
LCM(89560,89572) = ( 89560 × 89572) / 4
LCM(89560,89572) = 8022068320 / 4
LCM(89560,89572) = 2005517080

Least Common Multiple (LCM) of 89560 and 89572 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 89560 and 89572. First we will calculate the prime factors of 89560 and 89572.

Prime Factorization of 89560

Prime Factorization of 89572

Now multiplying the highest exponent prime factors to calculate the LCM of 89560 and 89572.

LCM(89560,89572) = 2³ × 5¹ × 2239¹ × 7² × 457¹
LCM(89560,89572) = 2005517080