What is the Least Common Multiple of 31487 and 31501?

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 31487 and 31501 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31487 and 31501, than apply into the LCM equation.

GCF(31487,31501) = 1
LCM(31487,31501) = ( 31487 × 31501) / 1
LCM(31487,31501) = 991871987 / 1
LCM(31487,31501) = 991871987

Least Common Multiple (LCM) of 31487 and 31501 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31487 and 31501. First we will calculate the prime factors of 31487 and 31501.

Prime Factorization of 31487

Prime Factorization of 31501

Now multiplying the highest exponent prime factors to calculate the LCM of 31487 and 31501.

LCM(31487,31501) = 23¹ × 37² × 17² × 109¹
LCM(31487,31501) = 991871987