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What is the Least Common Multiple of 21095 and 21099?

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 21095 and 21099 is 445083405.

LCM(21095,21099) = 445083405

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Least Common Multiple of 21095 and 21099 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 21095 and 21099, than apply into the LCM equation.

GCF(21095,21099) = 1
LCM(21095,21099) = ( 21095 × 21099) / 1
LCM(21095,21099) = 445083405 / 1
LCM(21095,21099) = 445083405

Least Common Multiple (LCM) of 21095 and 21099 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 21095 and 21099. First we will calculate the prime factors of 21095 and 21099.

Prime Factorization of 21095

Prime factors of 21095 are 5, 4219. Prime factorization of 21095 in exponential form is:

21095 = 51 × 42191

Prime Factorization of 21099

Prime factors of 21099 are 3, 13, 541. Prime factorization of 21099 in exponential form is:

21099 = 31 × 131 × 5411

Now multiplying the highest exponent prime factors to calculate the LCM of 21095 and 21099.

LCM(21095,21099) = 51 × 42191 × 31 × 131 × 5411
LCM(21095,21099) = 445083405