What is the Least Common Multiple of 20057 and 20066?

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 20057 and 20066 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20057 and 20066, than apply into the LCM equation.

GCF(20057,20066) = 1
LCM(20057,20066) = ( 20057 × 20066) / 1
LCM(20057,20066) = 402463762 / 1
LCM(20057,20066) = 402463762

Least Common Multiple (LCM) of 20057 and 20066 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20057 and 20066. First we will calculate the prime factors of 20057 and 20066.

Prime Factorization of 20057

Prime Factorization of 20066

Now multiplying the highest exponent prime factors to calculate the LCM of 20057 and 20066.

LCM(20057,20066) = 31¹ × 647¹ × 2¹ × 79¹ × 127¹
LCM(20057,20066) = 402463762