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What is the Least Common Multiple of 17260 and 17268?

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 17260 and 17268 is 74511420.

LCM(17260,17268) = 74511420

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Least Common Multiple of 17260 and 17268 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17260 and 17268, than apply into the LCM equation.

GCF(17260,17268) = 4
LCM(17260,17268) = ( 17260 × 17268) / 4
LCM(17260,17268) = 298045680 / 4
LCM(17260,17268) = 74511420

Least Common Multiple (LCM) of 17260 and 17268 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17260 and 17268. First we will calculate the prime factors of 17260 and 17268.

Prime Factorization of 17260

Prime factors of 17260 are 2, 5, 863. Prime factorization of 17260 in exponential form is:

17260 = 22 × 51 × 8631

Prime Factorization of 17268

Prime factors of 17268 are 2, 3, 1439. Prime factorization of 17268 in exponential form is:

17268 = 22 × 31 × 14391

Now multiplying the highest exponent prime factors to calculate the LCM of 17260 and 17268.

LCM(17260,17268) = 22 × 51 × 8631 × 31 × 14391
LCM(17260,17268) = 74511420