What is the Least Common Multiple of 12998 and 13018?

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 12998 and 13018 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12998 and 13018, than apply into the LCM equation.

GCF(12998,13018) = 2
LCM(12998,13018) = ( 12998 × 13018) / 2
LCM(12998,13018) = 169207964 / 2
LCM(12998,13018) = 84603982

Least Common Multiple (LCM) of 12998 and 13018 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12998 and 13018. First we will calculate the prime factors of 12998 and 13018.

Prime Factorization of 12998

Prime Factorization of 13018

Now multiplying the highest exponent prime factors to calculate the LCM of 12998 and 13018.

LCM(12998,13018) = 2¹ × 67¹ × 97¹ × 23¹ × 283¹
LCM(12998,13018) = 84603982