What is the Least Common Multiple of 23643 and 23655?

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 23643 and 23655 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23643 and 23655, than apply into the LCM equation.

GCF(23643,23655) = 3
LCM(23643,23655) = ( 23643 × 23655) / 3
LCM(23643,23655) = 559275165 / 3
LCM(23643,23655) = 186425055

Least Common Multiple (LCM) of 23643 and 23655 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23643 and 23655. First we will calculate the prime factors of 23643 and 23655.

Prime Factorization of 23643

Prime Factorization of 23655

Now multiplying the highest exponent prime factors to calculate the LCM of 23643 and 23655.

LCM(23643,23655) = 3² × 37¹ × 71¹ × 5¹ × 19¹ × 83¹
LCM(23643,23655) = 186425055