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What is the Least Common Multiple of 9997 and 10017?

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 9997 and 10017 is 100139949.

LCM(9997,10017) = 100139949

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Least Common Multiple of 9997 and 10017 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 9997 and 10017, than apply into the LCM equation.

GCF(9997,10017) = 1
LCM(9997,10017) = ( 9997 × 10017) / 1
LCM(9997,10017) = 100139949 / 1
LCM(9997,10017) = 100139949

Least Common Multiple (LCM) of 9997 and 10017 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 9997 and 10017. First we will calculate the prime factors of 9997 and 10017.

Prime Factorization of 9997

Prime factors of 9997 are 13, 769. Prime factorization of 9997 in exponential form is:

9997 = 131 × 7691

Prime Factorization of 10017

Prime factors of 10017 are 3, 7, 53. Prime factorization of 10017 in exponential form is:

10017 = 33 × 71 × 531

Now multiplying the highest exponent prime factors to calculate the LCM of 9997 and 10017.

LCM(9997,10017) = 131 × 7691 × 33 × 71 × 531
LCM(9997,10017) = 100139949