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What is the Least Common Multiple of 82705 and 82714?

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 82705 and 82714 is 6840861370.

LCM(82705,82714) = 6840861370

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Least Common Multiple of 82705 and 82714 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 82705 and 82714, than apply into the LCM equation.

GCF(82705,82714) = 1
LCM(82705,82714) = ( 82705 × 82714) / 1
LCM(82705,82714) = 6840861370 / 1
LCM(82705,82714) = 6840861370

Least Common Multiple (LCM) of 82705 and 82714 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 82705 and 82714. First we will calculate the prime factors of 82705 and 82714.

Prime Factorization of 82705

Prime factors of 82705 are 5, 7, 17, 139. Prime factorization of 82705 in exponential form is:

82705 = 51 × 71 × 171 × 1391

Prime Factorization of 82714

Prime factors of 82714 are 2, 41357. Prime factorization of 82714 in exponential form is:

82714 = 21 × 413571

Now multiplying the highest exponent prime factors to calculate the LCM of 82705 and 82714.

LCM(82705,82714) = 51 × 71 × 171 × 1391 × 21 × 413571
LCM(82705,82714) = 6840861370