What is the Least Common Multiple of 54005 and 54021?

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 54005 and 54021 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 54005 and 54021, than apply into the LCM equation.

GCF(54005,54021) = 1
LCM(54005,54021) = ( 54005 × 54021) / 1
LCM(54005,54021) = 2917404105 / 1
LCM(54005,54021) = 2917404105

Least Common Multiple (LCM) of 54005 and 54021 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 54005 and 54021. First we will calculate the prime factors of 54005 and 54021.

Prime Factorization of 54005

Prime Factorization of 54021

Now multiplying the highest exponent prime factors to calculate the LCM of 54005 and 54021.

LCM(54005,54021) = 5¹ × 7¹ × 1543¹ × 3¹ × 11¹ × 1637¹
LCM(54005,54021) = 2917404105