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What is the Least Common Multiple of 85845 and 85863?

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 85845 and 85863 is 2456969745.

LCM(85845,85863) = 2456969745

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Least Common Multiple of 85845 and 85863 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85845 and 85863, than apply into the LCM equation.

GCF(85845,85863) = 3
LCM(85845,85863) = ( 85845 × 85863) / 3
LCM(85845,85863) = 7370909235 / 3
LCM(85845,85863) = 2456969745

Least Common Multiple (LCM) of 85845 and 85863 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85845 and 85863. First we will calculate the prime factors of 85845 and 85863.

Prime Factorization of 85845

Prime factors of 85845 are 3, 5, 59, 97. Prime factorization of 85845 in exponential form is:

85845 = 31 × 51 × 591 × 971

Prime Factorization of 85863

Prime factors of 85863 are 3, 28621. Prime factorization of 85863 in exponential form is:

85863 = 31 × 286211

Now multiplying the highest exponent prime factors to calculate the LCM of 85845 and 85863.

LCM(85845,85863) = 31 × 51 × 591 × 971 × 286211
LCM(85845,85863) = 2456969745