What is the Least Common Multiple of 23381 and 23390?

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 23381 and 23390 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 23381 and 23390, than apply into the LCM equation.

GCF(23381,23390) = 1
LCM(23381,23390) = ( 23381 × 23390) / 1
LCM(23381,23390) = 546881590 / 1
LCM(23381,23390) = 546881590

Least Common Multiple (LCM) of 23381 and 23390 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 23381 and 23390. First we will calculate the prime factors of 23381 and 23390.

Prime Factorization of 23381

Prime Factorization of 23390

Now multiplying the highest exponent prime factors to calculate the LCM of 23381 and 23390.

LCM(23381,23390) = 103¹ × 227¹ × 2¹ × 5¹ × 2339¹
LCM(23381,23390) = 546881590