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What is the Least Common Multiple of 709 and 717?

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 709 and 717 is 508353.

LCM(709,717) = 508353

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Least Common Multiple of 709 and 717 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 709 and 717, than apply into the LCM equation.

GCF(709,717) = 1
LCM(709,717) = ( 709 × 717) / 1
LCM(709,717) = 508353 / 1
LCM(709,717) = 508353

Least Common Multiple (LCM) of 709 and 717 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 709 and 717. First we will calculate the prime factors of 709 and 717.

Prime Factorization of 709

Prime factors of 709 are 709. Prime factorization of 709 in exponential form is:

709 = 7091

Prime Factorization of 717

Prime factors of 717 are 3, 239. Prime factorization of 717 in exponential form is:

717 = 31 × 2391

Now multiplying the highest exponent prime factors to calculate the LCM of 709 and 717.

LCM(709,717) = 7091 × 31 × 2391
LCM(709,717) = 508353