What is the Least Common Multiple of 22422 and 22442?

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 22422 and 22442 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22422 and 22442, than apply into the LCM equation.

GCF(22422,22442) = 2
LCM(22422,22442) = ( 22422 × 22442) / 2
LCM(22422,22442) = 503194524 / 2
LCM(22422,22442) = 251597262

Least Common Multiple (LCM) of 22422 and 22442 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22422 and 22442. First we will calculate the prime factors of 22422 and 22442.

Prime Factorization of 22422

Prime Factorization of 22442

Now multiplying the highest exponent prime factors to calculate the LCM of 22422 and 22442.

LCM(22422,22442) = 2¹ × 3¹ × 37¹ × 101¹ × 7² × 229¹
LCM(22422,22442) = 251597262