What is the Least Common Multiple of 31157 and 31177?

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 31157 and 31177 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31157 and 31177, than apply into the LCM equation.

GCF(31157,31177) = 1
LCM(31157,31177) = ( 31157 × 31177) / 1
LCM(31157,31177) = 971381789 / 1
LCM(31157,31177) = 971381789

Least Common Multiple (LCM) of 31157 and 31177 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31157 and 31177. First we will calculate the prime factors of 31157 and 31177.

Prime Factorization of 31157

Prime Factorization of 31177

Now multiplying the highest exponent prime factors to calculate the LCM of 31157 and 31177.

LCM(31157,31177) = 7¹ × 4451¹ × 31177¹
LCM(31157,31177) = 971381789