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What is the Least Common Multiple of 17402 and 17418?

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 17402 and 17418 is 151554018.

LCM(17402,17418) = 151554018

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Least Common Multiple of 17402 and 17418 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17402 and 17418, than apply into the LCM equation.

GCF(17402,17418) = 2
LCM(17402,17418) = ( 17402 × 17418) / 2
LCM(17402,17418) = 303108036 / 2
LCM(17402,17418) = 151554018

Least Common Multiple (LCM) of 17402 and 17418 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17402 and 17418. First we will calculate the prime factors of 17402 and 17418.

Prime Factorization of 17402

Prime factors of 17402 are 2, 7, 11, 113. Prime factorization of 17402 in exponential form is:

17402 = 21 × 71 × 111 × 1131

Prime Factorization of 17418

Prime factors of 17418 are 2, 3, 2903. Prime factorization of 17418 in exponential form is:

17418 = 21 × 31 × 29031

Now multiplying the highest exponent prime factors to calculate the LCM of 17402 and 17418.

LCM(17402,17418) = 21 × 71 × 111 × 1131 × 31 × 29031
LCM(17402,17418) = 151554018