What is the Least Common Multiple of 90221 and 90239?

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 90221 and 90239 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90221 and 90239, than apply into the LCM equation.

GCF(90221,90239) = 1
LCM(90221,90239) = ( 90221 × 90239) / 1
LCM(90221,90239) = 8141452819 / 1
LCM(90221,90239) = 8141452819

Least Common Multiple (LCM) of 90221 and 90239 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90221 and 90239. First we will calculate the prime factors of 90221 and 90239.

Prime Factorization of 90221

Prime Factorization of 90239

Now multiplying the highest exponent prime factors to calculate the LCM of 90221 and 90239.

LCM(90221,90239) = 83¹ × 1087¹ × 90239¹
LCM(90221,90239) = 8141452819