What is the Least Common Multiple of 31739 and 31757?

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 31739 and 31757 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31739 and 31757, than apply into the LCM equation.

GCF(31739,31757) = 1
LCM(31739,31757) = ( 31739 × 31757) / 1
LCM(31739,31757) = 1007935423 / 1
LCM(31739,31757) = 1007935423

Least Common Multiple (LCM) of 31739 and 31757 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31739 and 31757. First we will calculate the prime factors of 31739 and 31757.

Prime Factorization of 31739

Prime Factorization of 31757

Now multiplying the highest exponent prime factors to calculate the LCM of 31739 and 31757.

LCM(31739,31757) = 17¹ × 1867¹ × 11¹ × 2887¹
LCM(31739,31757) = 1007935423