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What is the Least Common Multiple of 43173 and 43187?

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 43173 and 43187 is 1864512351.

LCM(43173,43187) = 1864512351

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Least Common Multiple of 43173 and 43187 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43173 and 43187, than apply into the LCM equation.

GCF(43173,43187) = 1
LCM(43173,43187) = ( 43173 × 43187) / 1
LCM(43173,43187) = 1864512351 / 1
LCM(43173,43187) = 1864512351

Least Common Multiple (LCM) of 43173 and 43187 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43173 and 43187. First we will calculate the prime factors of 43173 and 43187.

Prime Factorization of 43173

Prime factors of 43173 are 3, 13, 41. Prime factorization of 43173 in exponential form is:

43173 = 34 × 131 × 411

Prime Factorization of 43187

Prime factors of 43187 are 19, 2273. Prime factorization of 43187 in exponential form is:

43187 = 191 × 22731

Now multiplying the highest exponent prime factors to calculate the LCM of 43173 and 43187.

LCM(43173,43187) = 34 × 131 × 411 × 191 × 22731
LCM(43173,43187) = 1864512351