What is the Least Common Multiple of 90256 and 90274?

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 90256 and 90274 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 90256 and 90274, than apply into the LCM equation.

GCF(90256,90274) = 2
LCM(90256,90274) = ( 90256 × 90274) / 2
LCM(90256,90274) = 8147770144 / 2
LCM(90256,90274) = 4073885072

Least Common Multiple (LCM) of 90256 and 90274 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 90256 and 90274. First we will calculate the prime factors of 90256 and 90274.

Prime Factorization of 90256

Prime Factorization of 90274

Now multiplying the highest exponent prime factors to calculate the LCM of 90256 and 90274.

LCM(90256,90274) = 2⁴ × 5641¹ × 45137¹
LCM(90256,90274) = 4073885072