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What is the Least Common Multiple of 12630 and 12647?

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 12630 and 12647 is 159731610.

LCM(12630,12647) = 159731610

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Least Common Multiple of 12630 and 12647 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12630 and 12647, than apply into the LCM equation.

GCF(12630,12647) = 1
LCM(12630,12647) = ( 12630 × 12647) / 1
LCM(12630,12647) = 159731610 / 1
LCM(12630,12647) = 159731610

Least Common Multiple (LCM) of 12630 and 12647 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12630 and 12647. First we will calculate the prime factors of 12630 and 12647.

Prime Factorization of 12630

Prime factors of 12630 are 2, 3, 5, 421. Prime factorization of 12630 in exponential form is:

12630 = 21 × 31 × 51 × 4211

Prime Factorization of 12647

Prime factors of 12647 are 12647. Prime factorization of 12647 in exponential form is:

12647 = 126471

Now multiplying the highest exponent prime factors to calculate the LCM of 12630 and 12647.

LCM(12630,12647) = 21 × 31 × 51 × 4211 × 126471
LCM(12630,12647) = 159731610