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What is the Least Common Multiple of 79388 and 79404?

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 (LCM) of 79388 and 79404 is 1575931188.

LCM(79388,79404) = 1575931188

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Least Common Multiple of 79388 and 79404 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79388 and 79404, than apply into the LCM equation.

GCF(79388,79404) = 4
LCM(79388,79404) = ( 79388 × 79404) / 4
LCM(79388,79404) = 6303724752 / 4
LCM(79388,79404) = 1575931188

Least Common Multiple (LCM) of 79388 and 79404 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79388 and 79404. First we will calculate the prime factors of 79388 and 79404.

Prime Factorization of 79388

Prime factors of 79388 are 2, 89, 223. Prime factorization of 79388 in exponential form is:

79388 = 22 × 891 × 2231

Prime Factorization of 79404

Prime factors of 79404 are 2, 3, 13, 509. Prime factorization of 79404 in exponential form is:

79404 = 22 × 31 × 131 × 5091

Now multiplying the highest exponent prime factors to calculate the LCM of 79388 and 79404.

LCM(79388,79404) = 22 × 891 × 2231 × 31 × 131 × 5091
LCM(79388,79404) = 1575931188