What is the Least Common Multiple of 17143 and 17147?

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 17143 and 17147 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17143 and 17147, than apply into the LCM equation.

GCF(17143,17147) = 1
LCM(17143,17147) = ( 17143 × 17147) / 1
LCM(17143,17147) = 293951021 / 1
LCM(17143,17147) = 293951021

Least Common Multiple (LCM) of 17143 and 17147 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17143 and 17147. First we will calculate the prime factors of 17143 and 17147.

Prime Factorization of 17143

Prime Factorization of 17147

Now multiplying the highest exponent prime factors to calculate the LCM of 17143 and 17147.

LCM(17143,17147) = 7¹ × 31¹ × 79¹ × 13¹ × 1319¹
LCM(17143,17147) = 293951021