What is the Least Common Multiple of 11143 and 11147?

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 11143 and 11147 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11143 and 11147, than apply into the LCM equation.

GCF(11143,11147) = 1
LCM(11143,11147) = ( 11143 × 11147) / 1
LCM(11143,11147) = 124211021 / 1
LCM(11143,11147) = 124211021

Least Common Multiple (LCM) of 11143 and 11147 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11143 and 11147. First we will calculate the prime factors of 11143 and 11147.

Prime Factorization of 11143

Prime Factorization of 11147

Now multiplying the highest exponent prime factors to calculate the LCM of 11143 and 11147.

LCM(11143,11147) = 11¹ × 1013¹ × 71¹ × 157¹
LCM(11143,11147) = 124211021