What is the Least Common Multiple of 90188 and 90198?

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 90188 and 90198 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90188 and 90198, than apply into the LCM equation.

GCF(90188,90198) = 2
LCM(90188,90198) = ( 90188 × 90198) / 2
LCM(90188,90198) = 8134777224 / 2
LCM(90188,90198) = 4067388612

Least Common Multiple (LCM) of 90188 and 90198 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90188 and 90198. First we will calculate the prime factors of 90188 and 90198.

Prime Factorization of 90188

Prime Factorization of 90198

Now multiplying the highest exponent prime factors to calculate the LCM of 90188 and 90198.

LCM(90188,90198) = 2² × 7¹ × 3221¹ × 3² × 5011¹
LCM(90188,90198) = 4067388612