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What is the Least Common Multiple of 72787 and 72801?

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 72787 and 72801 is 5298966387.

LCM(72787,72801) = 5298966387

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Least Common Multiple of 72787 and 72801 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 72787 and 72801, than apply into the LCM equation.

GCF(72787,72801) = 1
LCM(72787,72801) = ( 72787 × 72801) / 1
LCM(72787,72801) = 5298966387 / 1
LCM(72787,72801) = 5298966387

Least Common Multiple (LCM) of 72787 and 72801 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 72787 and 72801. First we will calculate the prime factors of 72787 and 72801.

Prime Factorization of 72787

Prime factors of 72787 are 11, 13, 509. Prime factorization of 72787 in exponential form is:

72787 = 111 × 131 × 5091

Prime Factorization of 72801

Prime factors of 72801 are 3, 8089. Prime factorization of 72801 in exponential form is:

72801 = 32 × 80891

Now multiplying the highest exponent prime factors to calculate the LCM of 72787 and 72801.

LCM(72787,72801) = 111 × 131 × 5091 × 32 × 80891
LCM(72787,72801) = 5298966387