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What is the Least Common Multiple of 82771 and 82790?

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 82771 and 82790 is 6852611090.

LCM(82771,82790) = 6852611090

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Least Common Multiple of 82771 and 82790 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82771 and 82790, than apply into the LCM equation.

GCF(82771,82790) = 1
LCM(82771,82790) = ( 82771 × 82790) / 1
LCM(82771,82790) = 6852611090 / 1
LCM(82771,82790) = 6852611090

Least Common Multiple (LCM) of 82771 and 82790 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82771 and 82790. First we will calculate the prime factors of 82771 and 82790.

Prime Factorization of 82771

Prime factors of 82771 are 13, 6367. Prime factorization of 82771 in exponential form is:

82771 = 131 × 63671

Prime Factorization of 82790

Prime factors of 82790 are 2, 5, 17, 487. Prime factorization of 82790 in exponential form is:

82790 = 21 × 51 × 171 × 4871

Now multiplying the highest exponent prime factors to calculate the LCM of 82771 and 82790.

LCM(82771,82790) = 131 × 63671 × 21 × 51 × 171 × 4871
LCM(82771,82790) = 6852611090