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What is the Least Common Multiple of 867 and 873?

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 867 and 873 is 252297.

LCM(867,873) = 252297

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Least Common Multiple of 867 and 873 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 867 and 873, than apply into the LCM equation.

GCF(867,873) = 3
LCM(867,873) = ( 867 × 873) / 3
LCM(867,873) = 756891 / 3
LCM(867,873) = 252297

Least Common Multiple (LCM) of 867 and 873 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 867 and 873. First we will calculate the prime factors of 867 and 873.

Prime Factorization of 867

Prime factors of 867 are 3, 17. Prime factorization of 867 in exponential form is:

867 = 31 × 172

Prime Factorization of 873

Prime factors of 873 are 3, 97. Prime factorization of 873 in exponential form is:

873 = 32 × 971

Now multiplying the highest exponent prime factors to calculate the LCM of 867 and 873.

LCM(867,873) = 32 × 172 × 971
LCM(867,873) = 252297