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What is the Least Common Multiple of 18553 and 18573?

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 18553 and 18573 is 344584869.

LCM(18553,18573) = 344584869

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Least Common Multiple of 18553 and 18573 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 18553 and 18573, than apply into the LCM equation.

GCF(18553,18573) = 1
LCM(18553,18573) = ( 18553 × 18573) / 1
LCM(18553,18573) = 344584869 / 1
LCM(18553,18573) = 344584869

Least Common Multiple (LCM) of 18553 and 18573 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 18553 and 18573. First we will calculate the prime factors of 18553 and 18573.

Prime Factorization of 18553

Prime factors of 18553 are 18553. Prime factorization of 18553 in exponential form is:

18553 = 185531

Prime Factorization of 18573

Prime factors of 18573 are 3, 41, 151. Prime factorization of 18573 in exponential form is:

18573 = 31 × 411 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 18553 and 18573.

LCM(18553,18573) = 185531 × 31 × 411 × 1511
LCM(18553,18573) = 344584869