What is the Least Common Multiple of 6315 and 6331?

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 6315 and 6331 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6315 and 6331, than apply into the LCM equation.

GCF(6315,6331) = 1
LCM(6315,6331) = ( 6315 × 6331) / 1
LCM(6315,6331) = 39980265 / 1
LCM(6315,6331) = 39980265

Least Common Multiple (LCM) of 6315 and 6331 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6315 and 6331. First we will calculate the prime factors of 6315 and 6331.

Prime Factorization of 6315

Prime Factorization of 6331

Now multiplying the highest exponent prime factors to calculate the LCM of 6315 and 6331.

LCM(6315,6331) = 3¹ × 5¹ × 421¹ × 13¹ × 487¹
LCM(6315,6331) = 39980265