What is the Least Common Multiple of 30997 and 31017?

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 30997 and 31017 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30997 and 31017, than apply into the LCM equation.

GCF(30997,31017) = 1
LCM(30997,31017) = ( 30997 × 31017) / 1
LCM(30997,31017) = 961433949 / 1
LCM(30997,31017) = 961433949

Least Common Multiple (LCM) of 30997 and 31017 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30997 and 31017. First we will calculate the prime factors of 30997 and 31017.

Prime Factorization of 30997

Prime Factorization of 31017

Now multiplying the highest exponent prime factors to calculate the LCM of 30997 and 31017.

LCM(30997,31017) = 139¹ × 223¹ × 3¹ × 7² × 211¹
LCM(30997,31017) = 961433949