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What is the Least Common Multiple of 12261 and 12269?

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 12261 and 12269 is 150430209.

LCM(12261,12269) = 150430209

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Least Common Multiple of 12261 and 12269 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12261 and 12269, than apply into the LCM equation.

GCF(12261,12269) = 1
LCM(12261,12269) = ( 12261 × 12269) / 1
LCM(12261,12269) = 150430209 / 1
LCM(12261,12269) = 150430209

Least Common Multiple (LCM) of 12261 and 12269 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12261 and 12269. First we will calculate the prime factors of 12261 and 12269.

Prime Factorization of 12261

Prime factors of 12261 are 3, 61, 67. Prime factorization of 12261 in exponential form is:

12261 = 31 × 611 × 671

Prime Factorization of 12269

Prime factors of 12269 are 12269. Prime factorization of 12269 in exponential form is:

12269 = 122691

Now multiplying the highest exponent prime factors to calculate the LCM of 12261 and 12269.

LCM(12261,12269) = 31 × 611 × 671 × 122691
LCM(12261,12269) = 150430209