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What is the Least Common Multiple of 20586 and 20597?

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 20586 and 20597 is 424009842.

LCM(20586,20597) = 424009842

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Least Common Multiple of 20586 and 20597 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 20586 and 20597, than apply into the LCM equation.

GCF(20586,20597) = 1
LCM(20586,20597) = ( 20586 × 20597) / 1
LCM(20586,20597) = 424009842 / 1
LCM(20586,20597) = 424009842

Least Common Multiple (LCM) of 20586 and 20597 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 20586 and 20597. First we will calculate the prime factors of 20586 and 20597.

Prime Factorization of 20586

Prime factors of 20586 are 2, 3, 47, 73. Prime factorization of 20586 in exponential form is:

20586 = 21 × 31 × 471 × 731

Prime Factorization of 20597

Prime factors of 20597 are 43, 479. Prime factorization of 20597 in exponential form is:

20597 = 431 × 4791

Now multiplying the highest exponent prime factors to calculate the LCM of 20586 and 20597.

LCM(20586,20597) = 21 × 31 × 471 × 731 × 431 × 4791
LCM(20586,20597) = 424009842