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What is the Least Common Multiple of 72807 and 72817?

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 72807 and 72817 is 5301587319.

LCM(72807,72817) = 5301587319

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Least Common Multiple of 72807 and 72817 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72807 and 72817, than apply into the LCM equation.

GCF(72807,72817) = 1
LCM(72807,72817) = ( 72807 × 72817) / 1
LCM(72807,72817) = 5301587319 / 1
LCM(72807,72817) = 5301587319

Least Common Multiple (LCM) of 72807 and 72817 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72807 and 72817. First we will calculate the prime factors of 72807 and 72817.

Prime Factorization of 72807

Prime factors of 72807 are 3, 7, 3467. Prime factorization of 72807 in exponential form is:

72807 = 31 × 71 × 34671

Prime Factorization of 72817

Prime factors of 72817 are 72817. Prime factorization of 72817 in exponential form is:

72817 = 728171

Now multiplying the highest exponent prime factors to calculate the LCM of 72807 and 72817.

LCM(72807,72817) = 31 × 71 × 34671 × 728171
LCM(72807,72817) = 5301587319