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What is the Least Common Multiple of 28864 and 28881?

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 28864 and 28881 is 833621184.

LCM(28864,28881) = 833621184

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Least Common Multiple of 28864 and 28881 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28864 and 28881, than apply into the LCM equation.

GCF(28864,28881) = 1
LCM(28864,28881) = ( 28864 × 28881) / 1
LCM(28864,28881) = 833621184 / 1
LCM(28864,28881) = 833621184

Least Common Multiple (LCM) of 28864 and 28881 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28864 and 28881. First we will calculate the prime factors of 28864 and 28881.

Prime Factorization of 28864

Prime factors of 28864 are 2, 11, 41. Prime factorization of 28864 in exponential form is:

28864 = 26 × 111 × 411

Prime Factorization of 28881

Prime factors of 28881 are 3, 3209. Prime factorization of 28881 in exponential form is:

28881 = 32 × 32091

Now multiplying the highest exponent prime factors to calculate the LCM of 28864 and 28881.

LCM(28864,28881) = 26 × 111 × 411 × 32 × 32091
LCM(28864,28881) = 833621184