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What is the Least Common Multiple of 6321 and 6336?

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 6321 and 6336 is 13349952.

LCM(6321,6336) = 13349952

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Least Common Multiple of 6321 and 6336 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6321 and 6336, than apply into the LCM equation.

GCF(6321,6336) = 3
LCM(6321,6336) = ( 6321 × 6336) / 3
LCM(6321,6336) = 40049856 / 3
LCM(6321,6336) = 13349952

Least Common Multiple (LCM) of 6321 and 6336 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6321 and 6336. First we will calculate the prime factors of 6321 and 6336.

Prime Factorization of 6321

Prime factors of 6321 are 3, 7, 43. Prime factorization of 6321 in exponential form is:

6321 = 31 × 72 × 431

Prime Factorization of 6336

Prime factors of 6336 are 2, 3, 11. Prime factorization of 6336 in exponential form is:

6336 = 26 × 32 × 111

Now multiplying the highest exponent prime factors to calculate the LCM of 6321 and 6336.

LCM(6321,6336) = 32 × 72 × 431 × 26 × 111
LCM(6321,6336) = 13349952