What is the Least Common Multiple of 32128 and 32143?

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 32128 and 32143 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 32128 and 32143, than apply into the LCM equation.

GCF(32128,32143) = 1
LCM(32128,32143) = ( 32128 × 32143) / 1
LCM(32128,32143) = 1032690304 / 1
LCM(32128,32143) = 1032690304

Least Common Multiple (LCM) of 32128 and 32143 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 32128 and 32143. First we will calculate the prime factors of 32128 and 32143.

Prime Factorization of 32128

Prime Factorization of 32143

Now multiplying the highest exponent prime factors to calculate the LCM of 32128 and 32143.

LCM(32128,32143) = 2⁷ × 251¹ × 32143¹
LCM(32128,32143) = 1032690304