What is the Least Common Multiple of 8989 and 8998?

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 8989 and 8998 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 8989 and 8998, than apply into the LCM equation.

GCF(8989,8998) = 1
LCM(8989,8998) = ( 8989 × 8998) / 1
LCM(8989,8998) = 80883022 / 1
LCM(8989,8998) = 80883022

Least Common Multiple (LCM) of 8989 and 8998 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 8989 and 8998. First we will calculate the prime factors of 8989 and 8998.

Prime Factorization of 8989

Prime Factorization of 8998

Now multiplying the highest exponent prime factors to calculate the LCM of 8989 and 8998.

LCM(8989,8998) = 89¹ × 101¹ × 2¹ × 11¹ × 409¹
LCM(8989,8998) = 80883022