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What is the Least Common Multiple of 85383 and 85398?

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 85383 and 85398 is 2430512478.

LCM(85383,85398) = 2430512478

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Least Common Multiple of 85383 and 85398 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 85383 and 85398, than apply into the LCM equation.

GCF(85383,85398) = 3
LCM(85383,85398) = ( 85383 × 85398) / 3
LCM(85383,85398) = 7291537434 / 3
LCM(85383,85398) = 2430512478

Least Common Multiple (LCM) of 85383 and 85398 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 85383 and 85398. First we will calculate the prime factors of 85383 and 85398.

Prime Factorization of 85383

Prime factors of 85383 are 3, 53, 179. Prime factorization of 85383 in exponential form is:

85383 = 32 × 531 × 1791

Prime Factorization of 85398

Prime factors of 85398 are 2, 3, 43, 331. Prime factorization of 85398 in exponential form is:

85398 = 21 × 31 × 431 × 3311

Now multiplying the highest exponent prime factors to calculate the LCM of 85383 and 85398.

LCM(85383,85398) = 32 × 531 × 1791 × 21 × 431 × 3311
LCM(85383,85398) = 2430512478