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What is the Least Common Multiple of 11417 and 11424?

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 11417 and 11424 is 18632544.

LCM(11417,11424) = 18632544

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Least Common Multiple of 11417 and 11424 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11417 and 11424, than apply into the LCM equation.

GCF(11417,11424) = 7
LCM(11417,11424) = ( 11417 × 11424) / 7
LCM(11417,11424) = 130427808 / 7
LCM(11417,11424) = 18632544

Least Common Multiple (LCM) of 11417 and 11424 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11417 and 11424. First we will calculate the prime factors of 11417 and 11424.

Prime Factorization of 11417

Prime factors of 11417 are 7, 233. Prime factorization of 11417 in exponential form is:

11417 = 72 × 2331

Prime Factorization of 11424

Prime factors of 11424 are 2, 3, 7, 17. Prime factorization of 11424 in exponential form is:

11424 = 25 × 31 × 71 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 11417 and 11424.

LCM(11417,11424) = 72 × 2331 × 25 × 31 × 171
LCM(11417,11424) = 18632544