What is the Least Common Multiple of 15590 and 15606?

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 15590 and 15606 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15590 and 15606, than apply into the LCM equation.

GCF(15590,15606) = 2
LCM(15590,15606) = ( 15590 × 15606) / 2
LCM(15590,15606) = 243297540 / 2
LCM(15590,15606) = 121648770

Least Common Multiple (LCM) of 15590 and 15606 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15590 and 15606. First we will calculate the prime factors of 15590 and 15606.

Prime Factorization of 15590

Prime Factorization of 15606

Now multiplying the highest exponent prime factors to calculate the LCM of 15590 and 15606.

LCM(15590,15606) = 2¹ × 5¹ × 1559¹ × 3³ × 17²
LCM(15590,15606) = 121648770