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What is the Least Common Multiple of 9687 and 9691?

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 9687 and 9691 is 93876717.

LCM(9687,9691) = 93876717

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Least Common Multiple of 9687 and 9691 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9687 and 9691, than apply into the LCM equation.

GCF(9687,9691) = 1
LCM(9687,9691) = ( 9687 × 9691) / 1
LCM(9687,9691) = 93876717 / 1
LCM(9687,9691) = 93876717

Least Common Multiple (LCM) of 9687 and 9691 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9687 and 9691. First we will calculate the prime factors of 9687 and 9691.

Prime Factorization of 9687

Prime factors of 9687 are 3, 3229. Prime factorization of 9687 in exponential form is:

9687 = 31 × 32291

Prime Factorization of 9691

Prime factors of 9691 are 11, 881. Prime factorization of 9691 in exponential form is:

9691 = 111 × 8811

Now multiplying the highest exponent prime factors to calculate the LCM of 9687 and 9691.

LCM(9687,9691) = 31 × 32291 × 111 × 8811
LCM(9687,9691) = 93876717