What is the Least Common Multiple of 98390 and 98408?

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 98390 and 98408 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 98390 and 98408, than apply into the LCM equation.

GCF(98390,98408) = 2
LCM(98390,98408) = ( 98390 × 98408) / 2
LCM(98390,98408) = 9682363120 / 2
LCM(98390,98408) = 4841181560

Least Common Multiple (LCM) of 98390 and 98408 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 98390 and 98408. First we will calculate the prime factors of 98390 and 98408.

Prime Factorization of 98390

Prime Factorization of 98408

Now multiplying the highest exponent prime factors to calculate the LCM of 98390 and 98408.

LCM(98390,98408) = 2³ × 5¹ × 9839¹ × 12301¹
LCM(98390,98408) = 4841181560