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What is the Least Common Multiple of 80854 and 80873?

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 80854 and 80873 is 6538905542.

LCM(80854,80873) = 6538905542

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Least Common Multiple of 80854 and 80873 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80854 and 80873, than apply into the LCM equation.

GCF(80854,80873) = 1
LCM(80854,80873) = ( 80854 × 80873) / 1
LCM(80854,80873) = 6538905542 / 1
LCM(80854,80873) = 6538905542

Least Common Multiple (LCM) of 80854 and 80873 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80854 and 80873. First we will calculate the prime factors of 80854 and 80873.

Prime Factorization of 80854

Prime factors of 80854 are 2, 40427. Prime factorization of 80854 in exponential form is:

80854 = 21 × 404271

Prime Factorization of 80873

Prime factors of 80873 are 13, 6221. Prime factorization of 80873 in exponential form is:

80873 = 131 × 62211

Now multiplying the highest exponent prime factors to calculate the LCM of 80854 and 80873.

LCM(80854,80873) = 21 × 404271 × 131 × 62211
LCM(80854,80873) = 6538905542