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What is the Least Common Multiple of 5617 and 5623?

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 5617 and 5623 is 31584391.

LCM(5617,5623) = 31584391

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Least Common Multiple of 5617 and 5623 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5617 and 5623, than apply into the LCM equation.

GCF(5617,5623) = 1
LCM(5617,5623) = ( 5617 × 5623) / 1
LCM(5617,5623) = 31584391 / 1
LCM(5617,5623) = 31584391

Least Common Multiple (LCM) of 5617 and 5623 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5617 and 5623. First we will calculate the prime factors of 5617 and 5623.

Prime Factorization of 5617

Prime factors of 5617 are 41, 137. Prime factorization of 5617 in exponential form is:

5617 = 411 × 1371

Prime Factorization of 5623

Prime factors of 5623 are 5623. Prime factorization of 5623 in exponential form is:

5623 = 56231

Now multiplying the highest exponent prime factors to calculate the LCM of 5617 and 5623.

LCM(5617,5623) = 411 × 1371 × 56231
LCM(5617,5623) = 31584391