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What is the Least Common Multiple of 28343 and 28347?

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 28343 and 28347 is 803439021.

LCM(28343,28347) = 803439021

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Least Common Multiple of 28343 and 28347 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28343 and 28347, than apply into the LCM equation.

GCF(28343,28347) = 1
LCM(28343,28347) = ( 28343 × 28347) / 1
LCM(28343,28347) = 803439021 / 1
LCM(28343,28347) = 803439021

Least Common Multiple (LCM) of 28343 and 28347 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28343 and 28347. First we will calculate the prime factors of 28343 and 28347.

Prime Factorization of 28343

Prime factors of 28343 are 7, 4049. Prime factorization of 28343 in exponential form is:

28343 = 71 × 40491

Prime Factorization of 28347

Prime factors of 28347 are 3, 11, 859. Prime factorization of 28347 in exponential form is:

28347 = 31 × 111 × 8591

Now multiplying the highest exponent prime factors to calculate the LCM of 28343 and 28347.

LCM(28343,28347) = 71 × 40491 × 31 × 111 × 8591
LCM(28343,28347) = 803439021