What is the Least Common Multiple of 57021 and 57030?

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 57021 and 57030 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 57021 and 57030, than apply into the LCM equation.

GCF(57021,57030) = 3
LCM(57021,57030) = ( 57021 × 57030) / 3
LCM(57021,57030) = 3251907630 / 3
LCM(57021,57030) = 1083969210

Least Common Multiple (LCM) of 57021 and 57030 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 57021 and 57030. First we will calculate the prime factors of 57021 and 57030.

Prime Factorization of 57021

Prime Factorization of 57030

Now multiplying the highest exponent prime factors to calculate the LCM of 57021 and 57030.

LCM(57021,57030) = 3¹ × 83¹ × 229¹ × 2¹ × 5¹ × 1901¹
LCM(57021,57030) = 1083969210