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What is the Least Common Multiple of 76791 and 76806?

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 76791 and 76806 is 1966003182.

LCM(76791,76806) = 1966003182

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Least Common Multiple of 76791 and 76806 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76791 and 76806, than apply into the LCM equation.

GCF(76791,76806) = 3
LCM(76791,76806) = ( 76791 × 76806) / 3
LCM(76791,76806) = 5898009546 / 3
LCM(76791,76806) = 1966003182

Least Common Multiple (LCM) of 76791 and 76806 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76791 and 76806. First we will calculate the prime factors of 76791 and 76806.

Prime Factorization of 76791

Prime factors of 76791 are 3, 11, 13, 179. Prime factorization of 76791 in exponential form is:

76791 = 31 × 111 × 131 × 1791

Prime Factorization of 76806

Prime factors of 76806 are 2, 3, 17, 251. Prime factorization of 76806 in exponential form is:

76806 = 21 × 32 × 171 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 76791 and 76806.

LCM(76791,76806) = 32 × 111 × 131 × 1791 × 21 × 171 × 2511
LCM(76791,76806) = 1966003182