What is the Least Common Multiple of 38609 and 38618?

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 38609 and 38618 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38609 and 38618, than apply into the LCM equation.

GCF(38609,38618) = 1
LCM(38609,38618) = ( 38609 × 38618) / 1
LCM(38609,38618) = 1491002362 / 1
LCM(38609,38618) = 1491002362

Least Common Multiple (LCM) of 38609 and 38618 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38609 and 38618. First we will calculate the prime factors of 38609 and 38618.

Prime Factorization of 38609

Prime Factorization of 38618

Now multiplying the highest exponent prime factors to calculate the LCM of 38609 and 38618.

LCM(38609,38618) = 38609¹ × 2¹ × 19309¹
LCM(38609,38618) = 1491002362