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What is the Least Common Multiple of 12712 and 12721?

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 12712 and 12721 is 161709352.

LCM(12712,12721) = 161709352

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Least Common Multiple of 12712 and 12721 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12712 and 12721, than apply into the LCM equation.

GCF(12712,12721) = 1
LCM(12712,12721) = ( 12712 × 12721) / 1
LCM(12712,12721) = 161709352 / 1
LCM(12712,12721) = 161709352

Least Common Multiple (LCM) of 12712 and 12721 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12712 and 12721. First we will calculate the prime factors of 12712 and 12721.

Prime Factorization of 12712

Prime factors of 12712 are 2, 7, 227. Prime factorization of 12712 in exponential form is:

12712 = 23 × 71 × 2271

Prime Factorization of 12721

Prime factors of 12721 are 12721. Prime factorization of 12721 in exponential form is:

12721 = 127211

Now multiplying the highest exponent prime factors to calculate the LCM of 12712 and 12721.

LCM(12712,12721) = 23 × 71 × 2271 × 127211
LCM(12712,12721) = 161709352