What is the Least Common Multiple of 31766 and 31778?

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 31766 and 31778 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31766 and 31778, than apply into the LCM equation.

GCF(31766,31778) = 2
LCM(31766,31778) = ( 31766 × 31778) / 2
LCM(31766,31778) = 1009459948 / 2
LCM(31766,31778) = 504729974

Least Common Multiple (LCM) of 31766 and 31778 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31766 and 31778. First we will calculate the prime factors of 31766 and 31778.

Prime Factorization of 31766

Prime Factorization of 31778

Now multiplying the highest exponent prime factors to calculate the LCM of 31766 and 31778.

LCM(31766,31778) = 2¹ × 7¹ × 2269¹ × 15889¹
LCM(31766,31778) = 504729974