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What is the Least Common Multiple of 18174 and 18190?

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 18174 and 18190 is 165292530.

LCM(18174,18190) = 165292530

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Least Common Multiple of 18174 and 18190 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18174 and 18190, than apply into the LCM equation.

GCF(18174,18190) = 2
LCM(18174,18190) = ( 18174 × 18190) / 2
LCM(18174,18190) = 330585060 / 2
LCM(18174,18190) = 165292530

Least Common Multiple (LCM) of 18174 and 18190 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18174 and 18190. First we will calculate the prime factors of 18174 and 18190.

Prime Factorization of 18174

Prime factors of 18174 are 2, 3, 13, 233. Prime factorization of 18174 in exponential form is:

18174 = 21 × 31 × 131 × 2331

Prime Factorization of 18190

Prime factors of 18190 are 2, 5, 17, 107. Prime factorization of 18190 in exponential form is:

18190 = 21 × 51 × 171 × 1071

Now multiplying the highest exponent prime factors to calculate the LCM of 18174 and 18190.

LCM(18174,18190) = 21 × 31 × 131 × 2331 × 51 × 171 × 1071
LCM(18174,18190) = 165292530