What is the Least Common Multiple of 47021 and 47028?

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 47021 and 47028 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47021 and 47028, than apply into the LCM equation.

GCF(47021,47028) = 1
LCM(47021,47028) = ( 47021 × 47028) / 1
LCM(47021,47028) = 2211303588 / 1
LCM(47021,47028) = 2211303588

Least Common Multiple (LCM) of 47021 and 47028 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47021 and 47028. First we will calculate the prime factors of 47021 and 47028.

Prime Factorization of 47021

Prime Factorization of 47028

Now multiplying the highest exponent prime factors to calculate the LCM of 47021 and 47028.

LCM(47021,47028) = 13¹ × 3617¹ × 2² × 3¹ × 3919¹
LCM(47021,47028) = 2211303588