What is the Least Common Multiple of 15451 and 15459?

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 15451 and 15459 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15451 and 15459, than apply into the LCM equation.

GCF(15451,15459) = 1
LCM(15451,15459) = ( 15451 × 15459) / 1
LCM(15451,15459) = 238857009 / 1
LCM(15451,15459) = 238857009

Least Common Multiple (LCM) of 15451 and 15459 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15451 and 15459. First we will calculate the prime factors of 15451 and 15459.

Prime Factorization of 15451

Prime Factorization of 15459

Now multiplying the highest exponent prime factors to calculate the LCM of 15451 and 15459.

LCM(15451,15459) = 15451¹ × 3¹ × 5153¹
LCM(15451,15459) = 238857009