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What is the Least Common Multiple of 76681 and 76686?

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 76681 and 76686 is 5880359166.

LCM(76681,76686) = 5880359166

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Least Common Multiple of 76681 and 76686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76681 and 76686, than apply into the LCM equation.

GCF(76681,76686) = 1
LCM(76681,76686) = ( 76681 × 76686) / 1
LCM(76681,76686) = 5880359166 / 1
LCM(76681,76686) = 5880359166

Least Common Multiple (LCM) of 76681 and 76686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76681 and 76686. First we will calculate the prime factors of 76681 and 76686.

Prime Factorization of 76681

Prime factors of 76681 are 11, 6971. Prime factorization of 76681 in exponential form is:

76681 = 111 × 69711

Prime Factorization of 76686

Prime factors of 76686 are 2, 3, 12781. Prime factorization of 76686 in exponential form is:

76686 = 21 × 31 × 127811

Now multiplying the highest exponent prime factors to calculate the LCM of 76681 and 76686.

LCM(76681,76686) = 111 × 69711 × 21 × 31 × 127811
LCM(76681,76686) = 5880359166