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What is the Least Common Multiple of 76881 and 76899?

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 76881 and 76899 is 1970690673.

LCM(76881,76899) = 1970690673

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Least Common Multiple of 76881 and 76899 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 76881 and 76899, than apply into the LCM equation.

GCF(76881,76899) = 3
LCM(76881,76899) = ( 76881 × 76899) / 3
LCM(76881,76899) = 5912072019 / 3
LCM(76881,76899) = 1970690673

Least Common Multiple (LCM) of 76881 and 76899 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 76881 and 76899. First we will calculate the prime factors of 76881 and 76899.

Prime Factorization of 76881

Prime factors of 76881 are 3, 7, 523. Prime factorization of 76881 in exponential form is:

76881 = 31 × 72 × 5231

Prime Factorization of 76899

Prime factors of 76899 are 3, 25633. Prime factorization of 76899 in exponential form is:

76899 = 31 × 256331

Now multiplying the highest exponent prime factors to calculate the LCM of 76881 and 76899.

LCM(76881,76899) = 31 × 72 × 5231 × 256331
LCM(76881,76899) = 1970690673