What is the Least Common Multiple of 31007 and 31020?

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 31007 and 31020 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31007 and 31020, than apply into the LCM equation.

GCF(31007,31020) = 1
LCM(31007,31020) = ( 31007 × 31020) / 1
LCM(31007,31020) = 961837140 / 1
LCM(31007,31020) = 961837140

Least Common Multiple (LCM) of 31007 and 31020 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31007 and 31020. First we will calculate the prime factors of 31007 and 31020.

Prime Factorization of 31007

Prime Factorization of 31020

Now multiplying the highest exponent prime factors to calculate the LCM of 31007 and 31020.

LCM(31007,31020) = 101¹ × 307¹ × 2² × 3¹ × 5¹ × 11¹ × 47¹
LCM(31007,31020) = 961837140