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What is the Least Common Multiple of 6351 and 6370?

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 6351 and 6370 is 40455870.

LCM(6351,6370) = 40455870

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Least Common Multiple of 6351 and 6370 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 6351 and 6370, than apply into the LCM equation.

GCF(6351,6370) = 1
LCM(6351,6370) = ( 6351 × 6370) / 1
LCM(6351,6370) = 40455870 / 1
LCM(6351,6370) = 40455870

Least Common Multiple (LCM) of 6351 and 6370 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 6351 and 6370. First we will calculate the prime factors of 6351 and 6370.

Prime Factorization of 6351

Prime factors of 6351 are 3, 29, 73. Prime factorization of 6351 in exponential form is:

6351 = 31 × 291 × 731

Prime Factorization of 6370

Prime factors of 6370 are 2, 5, 7, 13. Prime factorization of 6370 in exponential form is:

6370 = 21 × 51 × 72 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 6351 and 6370.

LCM(6351,6370) = 31 × 291 × 731 × 21 × 51 × 72 × 131
LCM(6351,6370) = 40455870