What is the Least Common Multiple of 56138 and 56143?

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 56138 and 56143 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 56138 and 56143, than apply into the LCM equation.

GCF(56138,56143) = 1
LCM(56138,56143) = ( 56138 × 56143) / 1
LCM(56138,56143) = 3151755734 / 1
LCM(56138,56143) = 3151755734

Least Common Multiple (LCM) of 56138 and 56143 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 56138 and 56143. First we will calculate the prime factors of 56138 and 56143.

Prime Factorization of 56138

Prime Factorization of 56143

Now multiplying the highest exponent prime factors to calculate the LCM of 56138 and 56143.

LCM(56138,56143) = 2¹ × 28069¹ × 23¹ × 2441¹
LCM(56138,56143) = 3151755734