What is the Least Common Multiple of 10143 and 10161?

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 10143 and 10161 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 10143 and 10161, than apply into the LCM equation.

GCF(10143,10161) = 9
LCM(10143,10161) = ( 10143 × 10161) / 9
LCM(10143,10161) = 103063023 / 9
LCM(10143,10161) = 11451447

Least Common Multiple (LCM) of 10143 and 10161 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 10143 and 10161. First we will calculate the prime factors of 10143 and 10161.

Prime Factorization of 10143

Prime Factorization of 10161

Now multiplying the highest exponent prime factors to calculate the LCM of 10143 and 10161.

LCM(10143,10161) = 3² × 7² × 23¹ × 1129¹
LCM(10143,10161) = 11451447