What is the Least Common Multiple of 16605 and 16618?

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 16605 and 16618 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16605 and 16618, than apply into the LCM equation.

GCF(16605,16618) = 1
LCM(16605,16618) = ( 16605 × 16618) / 1
LCM(16605,16618) = 275941890 / 1
LCM(16605,16618) = 275941890

Least Common Multiple (LCM) of 16605 and 16618 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16605 and 16618. First we will calculate the prime factors of 16605 and 16618.

Prime Factorization of 16605

Prime Factorization of 16618

Now multiplying the highest exponent prime factors to calculate the LCM of 16605 and 16618.

LCM(16605,16618) = 3⁴ × 5¹ × 41¹ × 2¹ × 7¹ × 1187¹
LCM(16605,16618) = 275941890