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What is the Least Common Multiple of 11894 and 11900?

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 11894 and 11900 is 70769300.

LCM(11894,11900) = 70769300

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Least Common Multiple of 11894 and 11900 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11894 and 11900, than apply into the LCM equation.

GCF(11894,11900) = 2
LCM(11894,11900) = ( 11894 × 11900) / 2
LCM(11894,11900) = 141538600 / 2
LCM(11894,11900) = 70769300

Least Common Multiple (LCM) of 11894 and 11900 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11894 and 11900. First we will calculate the prime factors of 11894 and 11900.

Prime Factorization of 11894

Prime factors of 11894 are 2, 19, 313. Prime factorization of 11894 in exponential form is:

11894 = 21 × 191 × 3131

Prime Factorization of 11900

Prime factors of 11900 are 2, 5, 7, 17. Prime factorization of 11900 in exponential form is:

11900 = 22 × 52 × 71 × 171

Now multiplying the highest exponent prime factors to calculate the LCM of 11894 and 11900.

LCM(11894,11900) = 22 × 191 × 3131 × 52 × 71 × 171
LCM(11894,11900) = 70769300