What is the Least Common Multiple of 20051 and 20071?

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 20051 and 20071 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20051 and 20071, than apply into the LCM equation.

GCF(20051,20071) = 1
LCM(20051,20071) = ( 20051 × 20071) / 1
LCM(20051,20071) = 402443621 / 1
LCM(20051,20071) = 402443621

Least Common Multiple (LCM) of 20051 and 20071 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20051 and 20071. First we will calculate the prime factors of 20051 and 20071.

Prime Factorization of 20051

Prime Factorization of 20071

Now multiplying the highest exponent prime factors to calculate the LCM of 20051 and 20071.

LCM(20051,20071) = 20051¹ × 20071¹
LCM(20051,20071) = 402443621