What is the Least Common Multiple of 17653 and 17671?

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 17653 and 17671 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17653 and 17671, than apply into the LCM equation.

GCF(17653,17671) = 1
LCM(17653,17671) = ( 17653 × 17671) / 1
LCM(17653,17671) = 311946163 / 1
LCM(17653,17671) = 311946163

Least Common Multiple (LCM) of 17653 and 17671 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17653 and 17671. First we will calculate the prime factors of 17653 and 17671.

Prime Factorization of 17653

Prime Factorization of 17671

Now multiplying the highest exponent prime factors to calculate the LCM of 17653 and 17671.

LCM(17653,17671) = 127¹ × 139¹ × 41¹ × 431¹
LCM(17653,17671) = 311946163