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What is the Least Common Multiple of 85322 and 85340?

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 85322 and 85340 is 3640689740.

LCM(85322,85340) = 3640689740

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Least Common Multiple of 85322 and 85340 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85322 and 85340, than apply into the LCM equation.

GCF(85322,85340) = 2
LCM(85322,85340) = ( 85322 × 85340) / 2
LCM(85322,85340) = 7281379480 / 2
LCM(85322,85340) = 3640689740

Least Common Multiple (LCM) of 85322 and 85340 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85322 and 85340. First we will calculate the prime factors of 85322 and 85340.

Prime Factorization of 85322

Prime factors of 85322 are 2, 37, 1153. Prime factorization of 85322 in exponential form is:

85322 = 21 × 371 × 11531

Prime Factorization of 85340

Prime factors of 85340 are 2, 5, 17, 251. Prime factorization of 85340 in exponential form is:

85340 = 22 × 51 × 171 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 85322 and 85340.

LCM(85322,85340) = 22 × 371 × 11531 × 51 × 171 × 2511
LCM(85322,85340) = 3640689740