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What is the Least Common Multiple of 85782 and 85799?

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 85782 and 85799 is 432941754.

LCM(85782,85799) = 432941754

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Least Common Multiple of 85782 and 85799 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85782 and 85799, than apply into the LCM equation.

GCF(85782,85799) = 17
LCM(85782,85799) = ( 85782 × 85799) / 17
LCM(85782,85799) = 7360009818 / 17
LCM(85782,85799) = 432941754

Least Common Multiple (LCM) of 85782 and 85799 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85782 and 85799. First we will calculate the prime factors of 85782 and 85799.

Prime Factorization of 85782

Prime factors of 85782 are 2, 3, 17, 29. Prime factorization of 85782 in exponential form is:

85782 = 21 × 31 × 171 × 292

Prime Factorization of 85799

Prime factors of 85799 are 7, 17, 103. Prime factorization of 85799 in exponential form is:

85799 = 72 × 171 × 1031

Now multiplying the highest exponent prime factors to calculate the LCM of 85782 and 85799.

LCM(85782,85799) = 21 × 31 × 171 × 292 × 72 × 1031
LCM(85782,85799) = 432941754