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What is the Least Common Multiple of 11691 and 11710?

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 11691 and 11710 is 136901610.

LCM(11691,11710) = 136901610

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Least Common Multiple of 11691 and 11710 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11691 and 11710, than apply into the LCM equation.

GCF(11691,11710) = 1
LCM(11691,11710) = ( 11691 × 11710) / 1
LCM(11691,11710) = 136901610 / 1
LCM(11691,11710) = 136901610

Least Common Multiple (LCM) of 11691 and 11710 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11691 and 11710. First we will calculate the prime factors of 11691 and 11710.

Prime Factorization of 11691

Prime factors of 11691 are 3, 433. Prime factorization of 11691 in exponential form is:

11691 = 33 × 4331

Prime Factorization of 11710

Prime factors of 11710 are 2, 5, 1171. Prime factorization of 11710 in exponential form is:

11710 = 21 × 51 × 11711

Now multiplying the highest exponent prime factors to calculate the LCM of 11691 and 11710.

LCM(11691,11710) = 33 × 4331 × 21 × 51 × 11711
LCM(11691,11710) = 136901610