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What is the Least Common Multiple of 13477 and 13489?

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 13477 and 13489 is 181791253.

LCM(13477,13489) = 181791253

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Least Common Multiple of 13477 and 13489 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13477 and 13489, than apply into the LCM equation.

GCF(13477,13489) = 1
LCM(13477,13489) = ( 13477 × 13489) / 1
LCM(13477,13489) = 181791253 / 1
LCM(13477,13489) = 181791253

Least Common Multiple (LCM) of 13477 and 13489 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13477 and 13489. First we will calculate the prime factors of 13477 and 13489.

Prime Factorization of 13477

Prime factors of 13477 are 13477. Prime factorization of 13477 in exponential form is:

13477 = 134771

Prime Factorization of 13489

Prime factors of 13489 are 7, 41, 47. Prime factorization of 13489 in exponential form is:

13489 = 71 × 411 × 471

Now multiplying the highest exponent prime factors to calculate the LCM of 13477 and 13489.

LCM(13477,13489) = 134771 × 71 × 411 × 471
LCM(13477,13489) = 181791253