What is the Least Common Multiple of 17147 and 17155?

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 17147 and 17155 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17147 and 17155, than apply into the LCM equation.

GCF(17147,17155) = 1
LCM(17147,17155) = ( 17147 × 17155) / 1
LCM(17147,17155) = 294156785 / 1
LCM(17147,17155) = 294156785

Least Common Multiple (LCM) of 17147 and 17155 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17147 and 17155. First we will calculate the prime factors of 17147 and 17155.

Prime Factorization of 17147

Prime Factorization of 17155

Now multiplying the highest exponent prime factors to calculate the LCM of 17147 and 17155.

LCM(17147,17155) = 13¹ × 1319¹ × 5¹ × 47¹ × 73¹
LCM(17147,17155) = 294156785