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What is the Least Common Multiple of 13873 and 13878?

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 13873 and 13878 is 192529494.

LCM(13873,13878) = 192529494

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Least Common Multiple of 13873 and 13878 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13873 and 13878, than apply into the LCM equation.

GCF(13873,13878) = 1
LCM(13873,13878) = ( 13873 × 13878) / 1
LCM(13873,13878) = 192529494 / 1
LCM(13873,13878) = 192529494

Least Common Multiple (LCM) of 13873 and 13878 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13873 and 13878. First we will calculate the prime factors of 13873 and 13878.

Prime Factorization of 13873

Prime factors of 13873 are 13873. Prime factorization of 13873 in exponential form is:

13873 = 138731

Prime Factorization of 13878

Prime factors of 13878 are 2, 3, 257. Prime factorization of 13878 in exponential form is:

13878 = 21 × 33 × 2571

Now multiplying the highest exponent prime factors to calculate the LCM of 13873 and 13878.

LCM(13873,13878) = 138731 × 21 × 33 × 2571
LCM(13873,13878) = 192529494