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What is the Least Common Multiple of 85811 and 85822?

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 85811 and 85822 is 669497422.

LCM(85811,85822) = 669497422

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Least Common Multiple of 85811 and 85822 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85811 and 85822, than apply into the LCM equation.

GCF(85811,85822) = 11
LCM(85811,85822) = ( 85811 × 85822) / 11
LCM(85811,85822) = 7364471642 / 11
LCM(85811,85822) = 669497422

Least Common Multiple (LCM) of 85811 and 85822 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85811 and 85822. First we will calculate the prime factors of 85811 and 85822.

Prime Factorization of 85811

Prime factors of 85811 are 11, 29, 269. Prime factorization of 85811 in exponential form is:

85811 = 111 × 291 × 2691

Prime Factorization of 85822

Prime factors of 85822 are 2, 11, 47, 83. Prime factorization of 85822 in exponential form is:

85822 = 21 × 111 × 471 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 85811 and 85822.

LCM(85811,85822) = 111 × 291 × 2691 × 21 × 471 × 831
LCM(85811,85822) = 669497422