What is the Least Common Multiple of 15283 and 15287?

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 15283 and 15287 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15283 and 15287, than apply into the LCM equation.

GCF(15283,15287) = 1
LCM(15283,15287) = ( 15283 × 15287) / 1
LCM(15283,15287) = 233631221 / 1
LCM(15283,15287) = 233631221

Least Common Multiple (LCM) of 15283 and 15287 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15283 and 15287. First we will calculate the prime factors of 15283 and 15287.

Prime Factorization of 15283

Prime Factorization of 15287

Now multiplying the highest exponent prime factors to calculate the LCM of 15283 and 15287.

LCM(15283,15287) = 17¹ × 29¹ × 31¹ × 15287¹
LCM(15283,15287) = 233631221