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What is the Least Common Multiple of 80571 and 80581?

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 80571 and 80581 is 6492491751.

LCM(80571,80581) = 6492491751

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Least Common Multiple of 80571 and 80581 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 80571 and 80581, than apply into the LCM equation.

GCF(80571,80581) = 1
LCM(80571,80581) = ( 80571 × 80581) / 1
LCM(80571,80581) = 6492491751 / 1
LCM(80571,80581) = 6492491751

Least Common Multiple (LCM) of 80571 and 80581 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 80571 and 80581. First we will calculate the prime factors of 80571 and 80581.

Prime Factorization of 80571

Prime factors of 80571 are 3, 107, 251. Prime factorization of 80571 in exponential form is:

80571 = 31 × 1071 × 2511

Prime Factorization of 80581

Prime factors of 80581 are 61, 1321. Prime factorization of 80581 in exponential form is:

80581 = 611 × 13211

Now multiplying the highest exponent prime factors to calculate the LCM of 80571 and 80581.

LCM(80571,80581) = 31 × 1071 × 2511 × 611 × 13211
LCM(80571,80581) = 6492491751