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What is the Least Common Multiple of 28649 and 28655?

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 28649 and 28655 is 820937095.

LCM(28649,28655) = 820937095

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Least Common Multiple of 28649 and 28655 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28649 and 28655, than apply into the LCM equation.

GCF(28649,28655) = 1
LCM(28649,28655) = ( 28649 × 28655) / 1
LCM(28649,28655) = 820937095 / 1
LCM(28649,28655) = 820937095

Least Common Multiple (LCM) of 28649 and 28655 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28649 and 28655. First we will calculate the prime factors of 28649 and 28655.

Prime Factorization of 28649

Prime factors of 28649 are 28649. Prime factorization of 28649 in exponential form is:

28649 = 286491

Prime Factorization of 28655

Prime factors of 28655 are 5, 11, 521. Prime factorization of 28655 in exponential form is:

28655 = 51 × 111 × 5211

Now multiplying the highest exponent prime factors to calculate the LCM of 28649 and 28655.

LCM(28649,28655) = 286491 × 51 × 111 × 5211
LCM(28649,28655) = 820937095