What is the Least Common Multiple of 25428 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 25428 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 25428 and 25432, than apply into the LCM equation.

GCF(25428,25432) = 4
LCM(25428,25432) = ( 25428 × 25432) / 4
LCM(25428,25432) = 646684896 / 4
LCM(25428,25432) = 161671224

Least Common Multiple (LCM) of 25428 and 25432 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 25428 and 25432. First we will calculate the prime factors of 25428 and 25432.

Prime Factorization of 25428

Prime Factorization of 25432

Now multiplying the highest exponent prime factors to calculate the LCM of 25428 and 25432.

LCM(25428,25432) = 2³ × 3¹ × 13¹ × 163¹ × 11¹ × 17²
LCM(25428,25432) = 161671224