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What is the Least Common Multiple of 16275 and 16290?

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 16275 and 16290 is 17674650.

LCM(16275,16290) = 17674650

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Least Common Multiple of 16275 and 16290 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16275 and 16290, than apply into the LCM equation.

GCF(16275,16290) = 15
LCM(16275,16290) = ( 16275 × 16290) / 15
LCM(16275,16290) = 265119750 / 15
LCM(16275,16290) = 17674650

Least Common Multiple (LCM) of 16275 and 16290 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16275 and 16290. First we will calculate the prime factors of 16275 and 16290.

Prime Factorization of 16275

Prime factors of 16275 are 3, 5, 7, 31. Prime factorization of 16275 in exponential form is:

16275 = 31 × 52 × 71 × 311

Prime Factorization of 16290

Prime factors of 16290 are 2, 3, 5, 181. Prime factorization of 16290 in exponential form is:

16290 = 21 × 32 × 51 × 1811

Now multiplying the highest exponent prime factors to calculate the LCM of 16275 and 16290.

LCM(16275,16290) = 32 × 52 × 71 × 311 × 21 × 1811
LCM(16275,16290) = 17674650