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What is the Least Common Multiple of 15917 and 15933?

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 15917 and 15933 is 253605561.

LCM(15917,15933) = 253605561

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Least Common Multiple of 15917 and 15933 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15917 and 15933, than apply into the LCM equation.

GCF(15917,15933) = 1
LCM(15917,15933) = ( 15917 × 15933) / 1
LCM(15917,15933) = 253605561 / 1
LCM(15917,15933) = 253605561

Least Common Multiple (LCM) of 15917 and 15933 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15917 and 15933. First we will calculate the prime factors of 15917 and 15933.

Prime Factorization of 15917

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

15917 = 111 × 14471

Prime Factorization of 15933

Prime factors of 15933 are 3, 47, 113. Prime factorization of 15933 in exponential form is:

15933 = 31 × 471 × 1131

Now multiplying the highest exponent prime factors to calculate the LCM of 15917 and 15933.

LCM(15917,15933) = 111 × 14471 × 31 × 471 × 1131
LCM(15917,15933) = 253605561