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What is the Least Common Multiple of 28257 and 28276?

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 28257 and 28276 is 798994932.

LCM(28257,28276) = 798994932

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Least Common Multiple of 28257 and 28276 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28257 and 28276, than apply into the LCM equation.

GCF(28257,28276) = 1
LCM(28257,28276) = ( 28257 × 28276) / 1
LCM(28257,28276) = 798994932 / 1
LCM(28257,28276) = 798994932

Least Common Multiple (LCM) of 28257 and 28276 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28257 and 28276. First we will calculate the prime factors of 28257 and 28276.

Prime Factorization of 28257

Prime factors of 28257 are 3, 9419. Prime factorization of 28257 in exponential form is:

28257 = 31 × 94191

Prime Factorization of 28276

Prime factors of 28276 are 2, 7069. Prime factorization of 28276 in exponential form is:

28276 = 22 × 70691

Now multiplying the highest exponent prime factors to calculate the LCM of 28257 and 28276.

LCM(28257,28276) = 31 × 94191 × 22 × 70691
LCM(28257,28276) = 798994932