What is the Least Common Multiple of 31657 and 31669?

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 31657 and 31669 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31657 and 31669, than apply into the LCM equation.

GCF(31657,31669) = 1
LCM(31657,31669) = ( 31657 × 31669) / 1
LCM(31657,31669) = 1002545533 / 1
LCM(31657,31669) = 1002545533

Least Common Multiple (LCM) of 31657 and 31669 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31657 and 31669. First we will calculate the prime factors of 31657 and 31669.

Prime Factorization of 31657

Prime Factorization of 31669

Now multiplying the highest exponent prime factors to calculate the LCM of 31657 and 31669.

LCM(31657,31669) = 31657¹ × 11¹ × 2879¹
LCM(31657,31669) = 1002545533