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What is the Least Common Multiple of 11678 and 11686?

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 11678 and 11686 is 68234554.

LCM(11678,11686) = 68234554

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Least Common Multiple of 11678 and 11686 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11678 and 11686, than apply into the LCM equation.

GCF(11678,11686) = 2
LCM(11678,11686) = ( 11678 × 11686) / 2
LCM(11678,11686) = 136469108 / 2
LCM(11678,11686) = 68234554

Least Common Multiple (LCM) of 11678 and 11686 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11678 and 11686. First we will calculate the prime factors of 11678 and 11686.

Prime Factorization of 11678

Prime factors of 11678 are 2, 5839. Prime factorization of 11678 in exponential form is:

11678 = 21 × 58391

Prime Factorization of 11686

Prime factors of 11686 are 2, 5843. Prime factorization of 11686 in exponential form is:

11686 = 21 × 58431

Now multiplying the highest exponent prime factors to calculate the LCM of 11678 and 11686.

LCM(11678,11686) = 21 × 58391 × 58431
LCM(11678,11686) = 68234554