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What is the Least Common Multiple of 43021 and 43036?

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 43021 and 43036 is 1851451756.

LCM(43021,43036) = 1851451756

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Least Common Multiple of 43021 and 43036 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43021 and 43036, than apply into the LCM equation.

GCF(43021,43036) = 1
LCM(43021,43036) = ( 43021 × 43036) / 1
LCM(43021,43036) = 1851451756 / 1
LCM(43021,43036) = 1851451756

Least Common Multiple (LCM) of 43021 and 43036 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43021 and 43036. First we will calculate the prime factors of 43021 and 43036.

Prime Factorization of 43021

Prime factors of 43021 are 11, 3911. Prime factorization of 43021 in exponential form is:

43021 = 111 × 39111

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

Now multiplying the highest exponent prime factors to calculate the LCM of 43021 and 43036.

LCM(43021,43036) = 111 × 39111 × 22 × 71 × 291 × 531
LCM(43021,43036) = 1851451756