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What is the Least Common Multiple of 84323 and 84340?

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 84323 and 84340 is 7111801820.

LCM(84323,84340) = 7111801820

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Least Common Multiple of 84323 and 84340 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 84323 and 84340, than apply into the LCM equation.

GCF(84323,84340) = 1
LCM(84323,84340) = ( 84323 × 84340) / 1
LCM(84323,84340) = 7111801820 / 1
LCM(84323,84340) = 7111801820

Least Common Multiple (LCM) of 84323 and 84340 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 84323 and 84340. First we will calculate the prime factors of 84323 and 84340.

Prime Factorization of 84323

Prime factors of 84323 are 37, 43, 53. Prime factorization of 84323 in exponential form is:

84323 = 371 × 431 × 531

Prime Factorization of 84340

Prime factors of 84340 are 2, 5, 4217. Prime factorization of 84340 in exponential form is:

84340 = 22 × 51 × 42171

Now multiplying the highest exponent prime factors to calculate the LCM of 84323 and 84340.

LCM(84323,84340) = 371 × 431 × 531 × 22 × 51 × 42171
LCM(84323,84340) = 7111801820