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What is the Least Common Multiple of 5398 and 5403?

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 5398 and 5403 is 29165394.

LCM(5398,5403) = 29165394

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Least Common Multiple of 5398 and 5403 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5398 and 5403, than apply into the LCM equation.

GCF(5398,5403) = 1
LCM(5398,5403) = ( 5398 × 5403) / 1
LCM(5398,5403) = 29165394 / 1
LCM(5398,5403) = 29165394

Least Common Multiple (LCM) of 5398 and 5403 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5398 and 5403. First we will calculate the prime factors of 5398 and 5403.

Prime Factorization of 5398

Prime factors of 5398 are 2, 2699. Prime factorization of 5398 in exponential form is:

5398 = 21 × 26991

Prime Factorization of 5403

Prime factors of 5403 are 3, 1801. Prime factorization of 5403 in exponential form is:

5403 = 31 × 18011

Now multiplying the highest exponent prime factors to calculate the LCM of 5398 and 5403.

LCM(5398,5403) = 21 × 26991 × 31 × 18011
LCM(5398,5403) = 29165394