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What is the Least Common Multiple of 11472 and 11491?

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 11472 and 11491 is 131824752.

LCM(11472,11491) = 131824752

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Least Common Multiple of 11472 and 11491 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11472 and 11491, than apply into the LCM equation.

GCF(11472,11491) = 1
LCM(11472,11491) = ( 11472 × 11491) / 1
LCM(11472,11491) = 131824752 / 1
LCM(11472,11491) = 131824752

Least Common Multiple (LCM) of 11472 and 11491 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11472 and 11491. First we will calculate the prime factors of 11472 and 11491.

Prime Factorization of 11472

Prime factors of 11472 are 2, 3, 239. Prime factorization of 11472 in exponential form is:

11472 = 24 × 31 × 2391

Prime Factorization of 11491

Prime factors of 11491 are 11491. Prime factorization of 11491 in exponential form is:

11491 = 114911

Now multiplying the highest exponent prime factors to calculate the LCM of 11472 and 11491.

LCM(11472,11491) = 24 × 31 × 2391 × 114911
LCM(11472,11491) = 131824752