What is the Least Common Multiple of 90225 and 90242?

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 90225 and 90242 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90225 and 90242, than apply into the LCM equation.

GCF(90225,90242) = 1
LCM(90225,90242) = ( 90225 × 90242) / 1
LCM(90225,90242) = 8142084450 / 1
LCM(90225,90242) = 8142084450

Least Common Multiple (LCM) of 90225 and 90242 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90225 and 90242. First we will calculate the prime factors of 90225 and 90242.

Prime Factorization of 90225

Prime Factorization of 90242

Now multiplying the highest exponent prime factors to calculate the LCM of 90225 and 90242.

LCM(90225,90242) = 3² × 5² × 401¹ × 2¹ × 45121¹
LCM(90225,90242) = 8142084450