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What is the Least Common Multiple of 17389 and 17406?

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 17389 and 17406 is 302672934.

LCM(17389,17406) = 302672934

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Least Common Multiple of 17389 and 17406 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17389 and 17406, than apply into the LCM equation.

GCF(17389,17406) = 1
LCM(17389,17406) = ( 17389 × 17406) / 1
LCM(17389,17406) = 302672934 / 1
LCM(17389,17406) = 302672934

Least Common Multiple (LCM) of 17389 and 17406 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17389 and 17406. First we will calculate the prime factors of 17389 and 17406.

Prime Factorization of 17389

Prime factors of 17389 are 17389. Prime factorization of 17389 in exponential form is:

17389 = 173891

Prime Factorization of 17406

Prime factors of 17406 are 2, 3, 967. Prime factorization of 17406 in exponential form is:

17406 = 21 × 32 × 9671

Now multiplying the highest exponent prime factors to calculate the LCM of 17389 and 17406.

LCM(17389,17406) = 173891 × 21 × 32 × 9671
LCM(17389,17406) = 302672934