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What is the Least Common Multiple of 17849 and 17860?

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 17849 and 17860 is 318783140.

LCM(17849,17860) = 318783140

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Least Common Multiple of 17849 and 17860 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17849 and 17860, than apply into the LCM equation.

GCF(17849,17860) = 1
LCM(17849,17860) = ( 17849 × 17860) / 1
LCM(17849,17860) = 318783140 / 1
LCM(17849,17860) = 318783140

Least Common Multiple (LCM) of 17849 and 17860 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17849 and 17860. First we will calculate the prime factors of 17849 and 17860.

Prime Factorization of 17849

Prime factors of 17849 are 13, 1373. Prime factorization of 17849 in exponential form is:

17849 = 131 × 13731

Prime Factorization of 17860

Prime factors of 17860 are 2, 5, 19, 47. Prime factorization of 17860 in exponential form is:

17860 = 22 × 51 × 191 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 17849 and 17860.

LCM(17849,17860) = 131 × 13731 × 22 × 51 × 191 × 471
LCM(17849,17860) = 318783140