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What is the Least Common Multiple of 13169 and 13181?

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 13169 and 13181 is 173580589.

LCM(13169,13181) = 173580589

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Least Common Multiple of 13169 and 13181 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13169 and 13181, than apply into the LCM equation.

GCF(13169,13181) = 1
LCM(13169,13181) = ( 13169 × 13181) / 1
LCM(13169,13181) = 173580589 / 1
LCM(13169,13181) = 173580589

Least Common Multiple (LCM) of 13169 and 13181 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13169 and 13181. First we will calculate the prime factors of 13169 and 13181.

Prime Factorization of 13169

Prime factors of 13169 are 13, 1013. Prime factorization of 13169 in exponential form is:

13169 = 131 × 10131

Prime Factorization of 13181

Prime factors of 13181 are 7, 269. Prime factorization of 13181 in exponential form is:

13181 = 72 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 13169 and 13181.

LCM(13169,13181) = 131 × 10131 × 72 × 2691
LCM(13169,13181) = 173580589