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What is the Least Common Multiple of 76805 and 76814?

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 76805 and 76814 is 5899699270.

LCM(76805,76814) = 5899699270

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Least Common Multiple of 76805 and 76814 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76805 and 76814, than apply into the LCM equation.

GCF(76805,76814) = 1
LCM(76805,76814) = ( 76805 × 76814) / 1
LCM(76805,76814) = 5899699270 / 1
LCM(76805,76814) = 5899699270

Least Common Multiple (LCM) of 76805 and 76814 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76805 and 76814. First we will calculate the prime factors of 76805 and 76814.

Prime Factorization of 76805

Prime factors of 76805 are 5, 15361. Prime factorization of 76805 in exponential form is:

76805 = 51 × 153611

Prime Factorization of 76814

Prime factors of 76814 are 2, 193, 199. Prime factorization of 76814 in exponential form is:

76814 = 21 × 1931 × 1991

Now multiplying the highest exponent prime factors to calculate the LCM of 76805 and 76814.

LCM(76805,76814) = 51 × 153611 × 21 × 1931 × 1991
LCM(76805,76814) = 5899699270