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What is the Least Common Multiple of 12116 and 12121?

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 12116 and 12121 is 146858036.

LCM(12116,12121) = 146858036

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Least Common Multiple of 12116 and 12121 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12116 and 12121, than apply into the LCM equation.

GCF(12116,12121) = 1
LCM(12116,12121) = ( 12116 × 12121) / 1
LCM(12116,12121) = 146858036 / 1
LCM(12116,12121) = 146858036

Least Common Multiple (LCM) of 12116 and 12121 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12116 and 12121. First we will calculate the prime factors of 12116 and 12121.

Prime Factorization of 12116

Prime factors of 12116 are 2, 13, 233. Prime factorization of 12116 in exponential form is:

12116 = 22 × 131 × 2331

Prime Factorization of 12121

Prime factors of 12121 are 17, 23, 31. Prime factorization of 12121 in exponential form is:

12121 = 171 × 231 × 311

Now multiplying the highest exponent prime factors to calculate the LCM of 12116 and 12121.

LCM(12116,12121) = 22 × 131 × 2331 × 171 × 231 × 311
LCM(12116,12121) = 146858036