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What is the Least Common Multiple of 72785 and 72797?

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 72785 and 72797 is 5298529645.

LCM(72785,72797) = 5298529645

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Least Common Multiple of 72785 and 72797 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72785 and 72797, than apply into the LCM equation.

GCF(72785,72797) = 1
LCM(72785,72797) = ( 72785 × 72797) / 1
LCM(72785,72797) = 5298529645 / 1
LCM(72785,72797) = 5298529645

Least Common Multiple (LCM) of 72785 and 72797 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72785 and 72797. First we will calculate the prime factors of 72785 and 72797.

Prime Factorization of 72785

Prime factors of 72785 are 5, 14557. Prime factorization of 72785 in exponential form is:

72785 = 51 × 145571

Prime Factorization of 72797

Prime factors of 72797 are 72797. Prime factorization of 72797 in exponential form is:

72797 = 727971

Now multiplying the highest exponent prime factors to calculate the LCM of 72785 and 72797.

LCM(72785,72797) = 51 × 145571 × 727971
LCM(72785,72797) = 5298529645