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What is the Least Common Multiple of 16804 and 16809?

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 16804 and 16809 is 282458436.

LCM(16804,16809) = 282458436

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Least Common Multiple of 16804 and 16809 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 16804 and 16809, than apply into the LCM equation.

GCF(16804,16809) = 1
LCM(16804,16809) = ( 16804 × 16809) / 1
LCM(16804,16809) = 282458436 / 1
LCM(16804,16809) = 282458436

Least Common Multiple (LCM) of 16804 and 16809 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 16804 and 16809. First we will calculate the prime factors of 16804 and 16809.

Prime Factorization of 16804

Prime factors of 16804 are 2, 4201. Prime factorization of 16804 in exponential form is:

16804 = 22 × 42011

Prime Factorization of 16809

Prime factors of 16809 are 3, 13, 431. Prime factorization of 16809 in exponential form is:

16809 = 31 × 131 × 4311

Now multiplying the highest exponent prime factors to calculate the LCM of 16804 and 16809.

LCM(16804,16809) = 22 × 42011 × 31 × 131 × 4311
LCM(16804,16809) = 282458436