What is the Least Common Multiple of 22238 and 22258?

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 22238 and 22258 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 22238 and 22258, than apply into the LCM equation.

GCF(22238,22258) = 2
LCM(22238,22258) = ( 22238 × 22258) / 2
LCM(22238,22258) = 494973404 / 2
LCM(22238,22258) = 247486702

Least Common Multiple (LCM) of 22238 and 22258 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 22238 and 22258. First we will calculate the prime factors of 22238 and 22258.

Prime Factorization of 22238

Prime Factorization of 22258

Now multiplying the highest exponent prime factors to calculate the LCM of 22238 and 22258.

LCM(22238,22258) = 2¹ × 11119¹ × 31¹ × 359¹
LCM(22238,22258) = 247486702