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What is the Least Common Multiple of 28687 and 28703?

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 28687 and 28703 is 823402961.

LCM(28687,28703) = 823402961

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Least Common Multiple of 28687 and 28703 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28687 and 28703, than apply into the LCM equation.

GCF(28687,28703) = 1
LCM(28687,28703) = ( 28687 × 28703) / 1
LCM(28687,28703) = 823402961 / 1
LCM(28687,28703) = 823402961

Least Common Multiple (LCM) of 28687 and 28703 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28687 and 28703. First we will calculate the prime factors of 28687 and 28703.

Prime Factorization of 28687

Prime factors of 28687 are 28687. Prime factorization of 28687 in exponential form is:

28687 = 286871

Prime Factorization of 28703

Prime factors of 28703 are 28703. Prime factorization of 28703 in exponential form is:

28703 = 287031

Now multiplying the highest exponent prime factors to calculate the LCM of 28687 and 28703.

LCM(28687,28703) = 286871 × 287031
LCM(28687,28703) = 823402961