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What is the Least Common Multiple of 15834 and 15845?

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 15834 and 15845 is 250889730.

LCM(15834,15845) = 250889730

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Least Common Multiple of 15834 and 15845 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15834 and 15845, than apply into the LCM equation.

GCF(15834,15845) = 1
LCM(15834,15845) = ( 15834 × 15845) / 1
LCM(15834,15845) = 250889730 / 1
LCM(15834,15845) = 250889730

Least Common Multiple (LCM) of 15834 and 15845 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15834 and 15845. First we will calculate the prime factors of 15834 and 15845.

Prime Factorization of 15834

Prime factors of 15834 are 2, 3, 7, 13, 29. Prime factorization of 15834 in exponential form is:

15834 = 21 × 31 × 71 × 131 × 291

Prime Factorization of 15845

Prime factors of 15845 are 5, 3169. Prime factorization of 15845 in exponential form is:

15845 = 51 × 31691

Now multiplying the highest exponent prime factors to calculate the LCM of 15834 and 15845.

LCM(15834,15845) = 21 × 31 × 71 × 131 × 291 × 51 × 31691
LCM(15834,15845) = 250889730