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What is the Least Common Multiple of 81823 and 81834?

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 81823 and 81834 is 6695903382.

LCM(81823,81834) = 6695903382

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Least Common Multiple of 81823 and 81834 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 81823 and 81834, than apply into the LCM equation.

GCF(81823,81834) = 1
LCM(81823,81834) = ( 81823 × 81834) / 1
LCM(81823,81834) = 6695903382 / 1
LCM(81823,81834) = 6695903382

Least Common Multiple (LCM) of 81823 and 81834 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 81823 and 81834. First we will calculate the prime factors of 81823 and 81834.

Prime Factorization of 81823

Prime factors of 81823 are 7, 11689. Prime factorization of 81823 in exponential form is:

81823 = 71 × 116891

Prime Factorization of 81834

Prime factors of 81834 are 2, 3, 23, 593. Prime factorization of 81834 in exponential form is:

81834 = 21 × 31 × 231 × 5931

Now multiplying the highest exponent prime factors to calculate the LCM of 81823 and 81834.

LCM(81823,81834) = 71 × 116891 × 21 × 31 × 231 × 5931
LCM(81823,81834) = 6695903382