What is the Least Common Multiple of 11686 and 11691?
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 11686 and 11691 is 136621026.
LCM(11686,11691) = 136621026
Least Common Multiple of 11686 and 11691 with GCF Formula
The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11686 and 11691, than apply into the LCM equation.
GCF(11686,11691) = 1
LCM(11686,11691) = ( 11686 × 11691) / 1
LCM(11686,11691) = 136621026 / 1
LCM(11686,11691) = 136621026
Least Common Multiple (LCM) of 11686 and 11691 with Primes
Least common multiple can be found by multiplying the highest exponent prime factors of 11686 and 11691. First we will calculate the prime factors of 11686 and 11691.
Prime Factorization of 11686
Prime factors of 11686 are 2, 5843. Prime factorization of 11686 in exponential form is:
11686 = 21 × 58431
Prime Factorization of 11691
Prime factors of 11691 are 3, 433. Prime factorization of 11691 in exponential form is:
11691 = 33 × 4331
Now multiplying the highest exponent prime factors to calculate the LCM of 11686 and 11691.
LCM(11686,11691) = 21 × 58431 × 33 × 4331
LCM(11686,11691) = 136621026
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