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What is the Least Common Multiple of 14091 and 14105?

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 14091 and 14105 is 28393365.

LCM(14091,14105) = 28393365

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Least Common Multiple of 14091 and 14105 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 14091 and 14105, than apply into the LCM equation.

GCF(14091,14105) = 7
LCM(14091,14105) = ( 14091 × 14105) / 7
LCM(14091,14105) = 198753555 / 7
LCM(14091,14105) = 28393365

Least Common Multiple (LCM) of 14091 and 14105 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 14091 and 14105. First we will calculate the prime factors of 14091 and 14105.

Prime Factorization of 14091

Prime factors of 14091 are 3, 7, 11, 61. Prime factorization of 14091 in exponential form is:

14091 = 31 × 71 × 111 × 611

Prime Factorization of 14105

Prime factors of 14105 are 5, 7, 13, 31. Prime factorization of 14105 in exponential form is:

14105 = 51 × 71 × 131 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 14091 and 14105.

LCM(14091,14105) = 31 × 71 × 111 × 611 × 51 × 131 × 311
LCM(14091,14105) = 28393365