What is the Least Common Multiple of 15409 and 15427?

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 15409 and 15427 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15409 and 15427, than apply into the LCM equation.

GCF(15409,15427) = 1
LCM(15409,15427) = ( 15409 × 15427) / 1
LCM(15409,15427) = 237714643 / 1
LCM(15409,15427) = 237714643

Least Common Multiple (LCM) of 15409 and 15427 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15409 and 15427. First we will calculate the prime factors of 15409 and 15427.

Prime Factorization of 15409

Prime Factorization of 15427

Now multiplying the highest exponent prime factors to calculate the LCM of 15409 and 15427.

LCM(15409,15427) = 19¹ × 811¹ × 15427¹
LCM(15409,15427) = 237714643