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What is the Least Common Multiple of 11298 and 11305?

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 11298 and 11305 is 18246270.

LCM(11298,11305) = 18246270

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Least Common Multiple of 11298 and 11305 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 11298 and 11305, than apply into the LCM equation.

GCF(11298,11305) = 7
LCM(11298,11305) = ( 11298 × 11305) / 7
LCM(11298,11305) = 127723890 / 7
LCM(11298,11305) = 18246270

Least Common Multiple (LCM) of 11298 and 11305 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 11298 and 11305. First we will calculate the prime factors of 11298 and 11305.

Prime Factorization of 11298

Prime factors of 11298 are 2, 3, 7, 269. Prime factorization of 11298 in exponential form is:

11298 = 21 × 31 × 71 × 2691

Prime Factorization of 11305

Prime factors of 11305 are 5, 7, 17, 19. Prime factorization of 11305 in exponential form is:

11305 = 51 × 71 × 171 × 191

Now multiplying the highest exponent prime factors to calculate the LCM of 11298 and 11305.

LCM(11298,11305) = 21 × 31 × 71 × 2691 × 51 × 171 × 191
LCM(11298,11305) = 18246270