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What is the Least Common Multiple of 43036 and 43040?

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 43036 and 43040 is 463067360.

LCM(43036,43040) = 463067360

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Least Common Multiple of 43036 and 43040 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43036 and 43040, than apply into the LCM equation.

GCF(43036,43040) = 4
LCM(43036,43040) = ( 43036 × 43040) / 4
LCM(43036,43040) = 1852269440 / 4
LCM(43036,43040) = 463067360

Least Common Multiple (LCM) of 43036 and 43040 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43036 and 43040. First we will calculate the prime factors of 43036 and 43040.

Prime Factorization of 43036

Prime factors of 43036 are 2, 7, 29, 53. Prime factorization of 43036 in exponential form is:

43036 = 22 × 71 × 291 × 531

Prime Factorization of 43040

Prime factors of 43040 are 2, 5, 269. Prime factorization of 43040 in exponential form is:

43040 = 25 × 51 × 2691

Now multiplying the highest exponent prime factors to calculate the LCM of 43036 and 43040.

LCM(43036,43040) = 25 × 71 × 291 × 531 × 51 × 2691
LCM(43036,43040) = 463067360