What is the Least Common Multiple of 22815 and 22831?

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 22815 and 22831 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22815 and 22831, than apply into the LCM equation.

GCF(22815,22831) = 1
LCM(22815,22831) = ( 22815 × 22831) / 1
LCM(22815,22831) = 520889265 / 1
LCM(22815,22831) = 520889265

Least Common Multiple (LCM) of 22815 and 22831 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22815 and 22831. First we will calculate the prime factors of 22815 and 22831.

Prime Factorization of 22815

Prime Factorization of 22831

Now multiplying the highest exponent prime factors to calculate the LCM of 22815 and 22831.

LCM(22815,22831) = 3³ × 5¹ × 13² × 17² × 79¹
LCM(22815,22831) = 520889265