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What is the Least Common Multiple of 15899 and 15917?

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 15899 and 15917 is 253064383.

LCM(15899,15917) = 253064383

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Least Common Multiple of 15899 and 15917 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15899 and 15917, than apply into the LCM equation.

GCF(15899,15917) = 1
LCM(15899,15917) = ( 15899 × 15917) / 1
LCM(15899,15917) = 253064383 / 1
LCM(15899,15917) = 253064383

Least Common Multiple (LCM) of 15899 and 15917 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15899 and 15917. First we will calculate the prime factors of 15899 and 15917.

Prime Factorization of 15899

Prime factors of 15899 are 13, 1223. Prime factorization of 15899 in exponential form is:

15899 = 131 × 12231

Prime Factorization of 15917

Prime factors of 15917 are 11, 1447. Prime factorization of 15917 in exponential form is:

15917 = 111 × 14471

Now multiplying the highest exponent prime factors to calculate the LCM of 15899 and 15917.

LCM(15899,15917) = 131 × 12231 × 111 × 14471
LCM(15899,15917) = 253064383