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What is the Least Common Multiple of 6392 and 6404?

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 6392 and 6404 is 10233592.

LCM(6392,6404) = 10233592

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Least Common Multiple of 6392 and 6404 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6392 and 6404, than apply into the LCM equation.

GCF(6392,6404) = 4
LCM(6392,6404) = ( 6392 × 6404) / 4
LCM(6392,6404) = 40934368 / 4
LCM(6392,6404) = 10233592

Least Common Multiple (LCM) of 6392 and 6404 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6392 and 6404. First we will calculate the prime factors of 6392 and 6404.

Prime Factorization of 6392

Prime factors of 6392 are 2, 17, 47. Prime factorization of 6392 in exponential form is:

6392 = 23 × 171 × 471

Prime Factorization of 6404

Prime factors of 6404 are 2, 1601. Prime factorization of 6404 in exponential form is:

6404 = 22 × 16011

Now multiplying the highest exponent prime factors to calculate the LCM of 6392 and 6404.

LCM(6392,6404) = 23 × 171 × 471 × 16011
LCM(6392,6404) = 10233592