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What is the Least Common Multiple of 13439 and 13443?

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 13439 and 13443 is 180660477.

LCM(13439,13443) = 180660477

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Least Common Multiple of 13439 and 13443 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13439 and 13443, than apply into the LCM equation.

GCF(13439,13443) = 1
LCM(13439,13443) = ( 13439 × 13443) / 1
LCM(13439,13443) = 180660477 / 1
LCM(13439,13443) = 180660477

Least Common Multiple (LCM) of 13439 and 13443 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13439 and 13443. First we will calculate the prime factors of 13439 and 13443.

Prime Factorization of 13439

Prime factors of 13439 are 89, 151. Prime factorization of 13439 in exponential form is:

13439 = 891 × 1511

Prime Factorization of 13443

Prime factors of 13443 are 3, 4481. Prime factorization of 13443 in exponential form is:

13443 = 31 × 44811

Now multiplying the highest exponent prime factors to calculate the LCM of 13439 and 13443.

LCM(13439,13443) = 891 × 1511 × 31 × 44811
LCM(13439,13443) = 180660477