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What is the Least Common Multiple of 28031 and 28043?

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 28031 and 28043 is 786073333.

LCM(28031,28043) = 786073333

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Least Common Multiple of 28031 and 28043 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 28031 and 28043, than apply into the LCM equation.

GCF(28031,28043) = 1
LCM(28031,28043) = ( 28031 × 28043) / 1
LCM(28031,28043) = 786073333 / 1
LCM(28031,28043) = 786073333

Least Common Multiple (LCM) of 28031 and 28043 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 28031 and 28043. First we will calculate the prime factors of 28031 and 28043.

Prime Factorization of 28031

Prime factors of 28031 are 28031. Prime factorization of 28031 in exponential form is:

28031 = 280311

Prime Factorization of 28043

Prime factors of 28043 are 29, 967. Prime factorization of 28043 in exponential form is:

28043 = 291 × 9671

Now multiplying the highest exponent prime factors to calculate the LCM of 28031 and 28043.

LCM(28031,28043) = 280311 × 291 × 9671
LCM(28031,28043) = 786073333