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What is the Least Common Multiple of 4315 and 4322?

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 4315 and 4322 is 18649430.

LCM(4315,4322) = 18649430

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Least Common Multiple of 4315 and 4322 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 4315 and 4322, than apply into the LCM equation.

GCF(4315,4322) = 1
LCM(4315,4322) = ( 4315 × 4322) / 1
LCM(4315,4322) = 18649430 / 1
LCM(4315,4322) = 18649430

Least Common Multiple (LCM) of 4315 and 4322 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 4315 and 4322. First we will calculate the prime factors of 4315 and 4322.

Prime Factorization of 4315

Prime factors of 4315 are 5, 863. Prime factorization of 4315 in exponential form is:

4315 = 51 × 8631

Prime Factorization of 4322

Prime factors of 4322 are 2, 2161. Prime factorization of 4322 in exponential form is:

4322 = 21 × 21611

Now multiplying the highest exponent prime factors to calculate the LCM of 4315 and 4322.

LCM(4315,4322) = 51 × 8631 × 21 × 21611
LCM(4315,4322) = 18649430