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What is the Least Common Multiple of 18565 and 18579?

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 18565 and 18579 is 344919135.

LCM(18565,18579) = 344919135

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Least Common Multiple of 18565 and 18579 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18565 and 18579, than apply into the LCM equation.

GCF(18565,18579) = 1
LCM(18565,18579) = ( 18565 × 18579) / 1
LCM(18565,18579) = 344919135 / 1
LCM(18565,18579) = 344919135

Least Common Multiple (LCM) of 18565 and 18579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18565 and 18579. First we will calculate the prime factors of 18565 and 18579.

Prime Factorization of 18565

Prime factors of 18565 are 5, 47, 79. Prime factorization of 18565 in exponential form is:

18565 = 51 × 471 × 791

Prime Factorization of 18579

Prime factors of 18579 are 3, 11, 563. Prime factorization of 18579 in exponential form is:

18579 = 31 × 111 × 5631

Now multiplying the highest exponent prime factors to calculate the LCM of 18565 and 18579.

LCM(18565,18579) = 51 × 471 × 791 × 31 × 111 × 5631
LCM(18565,18579) = 344919135