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What is the Least Common Multiple of 43091 and 43103?

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 43091 and 43103 is 1857351373.

LCM(43091,43103) = 1857351373

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Least Common Multiple of 43091 and 43103 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 43091 and 43103, than apply into the LCM equation.

GCF(43091,43103) = 1
LCM(43091,43103) = ( 43091 × 43103) / 1
LCM(43091,43103) = 1857351373 / 1
LCM(43091,43103) = 1857351373

Least Common Multiple (LCM) of 43091 and 43103 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 43091 and 43103. First we will calculate the prime factors of 43091 and 43103.

Prime Factorization of 43091

Prime factors of 43091 are 41, 1051. Prime factorization of 43091 in exponential form is:

43091 = 411 × 10511

Prime Factorization of 43103

Prime factors of 43103 are 43103. Prime factorization of 43103 in exponential form is:

43103 = 431031

Now multiplying the highest exponent prime factors to calculate the LCM of 43091 and 43103.

LCM(43091,43103) = 411 × 10511 × 431031
LCM(43091,43103) = 1857351373