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What is the Least Common Multiple of 12254 and 12265?

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 12254 and 12265 is 13663210.

LCM(12254,12265) = 13663210

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Least Common Multiple of 12254 and 12265 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12254 and 12265, than apply into the LCM equation.

GCF(12254,12265) = 11
LCM(12254,12265) = ( 12254 × 12265) / 11
LCM(12254,12265) = 150295310 / 11
LCM(12254,12265) = 13663210

Least Common Multiple (LCM) of 12254 and 12265 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12254 and 12265. First we will calculate the prime factors of 12254 and 12265.

Prime Factorization of 12254

Prime factors of 12254 are 2, 11, 557. Prime factorization of 12254 in exponential form is:

12254 = 21 × 111 × 5571

Prime Factorization of 12265

Prime factors of 12265 are 5, 11, 223. Prime factorization of 12265 in exponential form is:

12265 = 51 × 111 × 2231

Now multiplying the highest exponent prime factors to calculate the LCM of 12254 and 12265.

LCM(12254,12265) = 21 × 111 × 5571 × 51 × 2231
LCM(12254,12265) = 13663210