What is the Least Common Multiple of 25423 and 25432?

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 25423 and 25432 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 25423 and 25432, than apply into the LCM equation.

GCF(25423,25432) = 1
LCM(25423,25432) = ( 25423 × 25432) / 1
LCM(25423,25432) = 646557736 / 1
LCM(25423,25432) = 646557736

Least Common Multiple (LCM) of 25423 and 25432 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25423 and 25432. First we will calculate the prime factors of 25423 and 25432.

Prime Factorization of 25423

Prime Factorization of 25432

Now multiplying the highest exponent prime factors to calculate the LCM of 25423 and 25432.

LCM(25423,25432) = 25423¹ × 2³ × 11¹ × 17²
LCM(25423,25432) = 646557736