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What is the Least Common Multiple of 28582 and 28587?

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 28582 and 28587 is 817073634.

LCM(28582,28587) = 817073634

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Least Common Multiple of 28582 and 28587 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28582 and 28587, than apply into the LCM equation.

GCF(28582,28587) = 1
LCM(28582,28587) = ( 28582 × 28587) / 1
LCM(28582,28587) = 817073634 / 1
LCM(28582,28587) = 817073634

Least Common Multiple (LCM) of 28582 and 28587 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28582 and 28587. First we will calculate the prime factors of 28582 and 28587.

Prime Factorization of 28582

Prime factors of 28582 are 2, 31, 461. Prime factorization of 28582 in exponential form is:

28582 = 21 × 311 × 4611

Prime Factorization of 28587

Prime factors of 28587 are 3, 13, 733. Prime factorization of 28587 in exponential form is:

28587 = 31 × 131 × 7331

Now multiplying the highest exponent prime factors to calculate the LCM of 28582 and 28587.

LCM(28582,28587) = 21 × 311 × 4611 × 31 × 131 × 7331
LCM(28582,28587) = 817073634