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What is the Least Common Multiple of 5408 and 5426?

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 5408 and 5426 is 14671904.

LCM(5408,5426) = 14671904

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Least Common Multiple of 5408 and 5426 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 5408 and 5426, than apply into the LCM equation.

GCF(5408,5426) = 2
LCM(5408,5426) = ( 5408 × 5426) / 2
LCM(5408,5426) = 29343808 / 2
LCM(5408,5426) = 14671904

Least Common Multiple (LCM) of 5408 and 5426 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 5408 and 5426. First we will calculate the prime factors of 5408 and 5426.

Prime Factorization of 5408

Prime factors of 5408 are 2, 13. Prime factorization of 5408 in exponential form is:

5408 = 25 × 132

Prime Factorization of 5426

Prime factors of 5426 are 2, 2713. Prime factorization of 5426 in exponential form is:

5426 = 21 × 27131

Now multiplying the highest exponent prime factors to calculate the LCM of 5408 and 5426.

LCM(5408,5426) = 25 × 132 × 27131
LCM(5408,5426) = 14671904