What is the Least Common Multiple of 69198 and 69216?

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 69198 and 69216 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 69198 and 69216, than apply into the LCM equation.

GCF(69198,69216) = 6
LCM(69198,69216) = ( 69198 × 69216) / 6
LCM(69198,69216) = 4789608768 / 6
LCM(69198,69216) = 798268128

Least Common Multiple (LCM) of 69198 and 69216 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 69198 and 69216. First we will calculate the prime factors of 69198 and 69216.

Prime Factorization of 69198

Prime Factorization of 69216

Now multiplying the highest exponent prime factors to calculate the LCM of 69198 and 69216.

LCM(69198,69216) = 2⁵ × 3¹ × 19¹ × 607¹ × 7¹ × 103¹
LCM(69198,69216) = 798268128