What is the Least Common Multiple of 47120 and 47132?

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 47120 and 47132 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47120 and 47132, than apply into the LCM equation.

GCF(47120,47132) = 4
LCM(47120,47132) = ( 47120 × 47132) / 4
LCM(47120,47132) = 2220859840 / 4
LCM(47120,47132) = 555214960

Least Common Multiple (LCM) of 47120 and 47132 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47120 and 47132. First we will calculate the prime factors of 47120 and 47132.

Prime Factorization of 47120

Prime Factorization of 47132

Now multiplying the highest exponent prime factors to calculate the LCM of 47120 and 47132.

LCM(47120,47132) = 2⁴ × 5¹ × 19¹ × 31¹ × 11783¹
LCM(47120,47132) = 555214960