What is the Least Common Multiple of 17239 and 17257?

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 17239 and 17257 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17239 and 17257, than apply into the LCM equation.

GCF(17239,17257) = 1
LCM(17239,17257) = ( 17239 × 17257) / 1
LCM(17239,17257) = 297493423 / 1
LCM(17239,17257) = 297493423

Least Common Multiple (LCM) of 17239 and 17257 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17239 and 17257. First we will calculate the prime factors of 17239 and 17257.

Prime Factorization of 17239

Prime Factorization of 17257

Now multiplying the highest exponent prime factors to calculate the LCM of 17239 and 17257.

LCM(17239,17257) = 17239¹ × 17257¹
LCM(17239,17257) = 297493423