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What is the Least Common Multiple of 12343 and 12355?

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 12343 and 12355 is 152497765.

LCM(12343,12355) = 152497765

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Least Common Multiple of 12343 and 12355 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 12343 and 12355, than apply into the LCM equation.

GCF(12343,12355) = 1
LCM(12343,12355) = ( 12343 × 12355) / 1
LCM(12343,12355) = 152497765 / 1
LCM(12343,12355) = 152497765

Least Common Multiple (LCM) of 12343 and 12355 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 12343 and 12355. First we will calculate the prime factors of 12343 and 12355.

Prime Factorization of 12343

Prime factors of 12343 are 12343. Prime factorization of 12343 in exponential form is:

12343 = 123431

Prime Factorization of 12355

Prime factors of 12355 are 5, 7, 353. Prime factorization of 12355 in exponential form is:

12355 = 51 × 71 × 3531

Now multiplying the highest exponent prime factors to calculate the LCM of 12343 and 12355.

LCM(12343,12355) = 123431 × 51 × 71 × 3531
LCM(12343,12355) = 152497765