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What is the Least Common Multiple of 13036 and 13040?

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 13036 and 13040 is 42497360.

LCM(13036,13040) = 42497360

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Least Common Multiple of 13036 and 13040 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13036 and 13040, than apply into the LCM equation.

GCF(13036,13040) = 4
LCM(13036,13040) = ( 13036 × 13040) / 4
LCM(13036,13040) = 169989440 / 4
LCM(13036,13040) = 42497360

Least Common Multiple (LCM) of 13036 and 13040 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13036 and 13040. First we will calculate the prime factors of 13036 and 13040.

Prime Factorization of 13036

Prime factors of 13036 are 2, 3259. Prime factorization of 13036 in exponential form is:

13036 = 22 × 32591

Prime Factorization of 13040

Prime factors of 13040 are 2, 5, 163. Prime factorization of 13040 in exponential form is:

13040 = 24 × 51 × 1631

Now multiplying the highest exponent prime factors to calculate the LCM of 13036 and 13040.

LCM(13036,13040) = 24 × 32591 × 51 × 1631
LCM(13036,13040) = 42497360