What is the Least Common Multiple of 47428 and 47436?

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 47428 and 47436 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47428 and 47436, than apply into the LCM equation.

GCF(47428,47436) = 4
LCM(47428,47436) = ( 47428 × 47436) / 4
LCM(47428,47436) = 2249794608 / 4
LCM(47428,47436) = 562448652

Least Common Multiple (LCM) of 47428 and 47436 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47428 and 47436. First we will calculate the prime factors of 47428 and 47436.

Prime Factorization of 47428

Prime Factorization of 47436

Now multiplying the highest exponent prime factors to calculate the LCM of 47428 and 47436.

LCM(47428,47436) = 2² × 71¹ × 167¹ × 3¹ × 59¹ × 67¹
LCM(47428,47436) = 562448652