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What is the Least Common Multiple of 15434 and 15439?

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 15434 and 15439 is 238285526.

LCM(15434,15439) = 238285526

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Least Common Multiple of 15434 and 15439 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 15434 and 15439, than apply into the LCM equation.

GCF(15434,15439) = 1
LCM(15434,15439) = ( 15434 × 15439) / 1
LCM(15434,15439) = 238285526 / 1
LCM(15434,15439) = 238285526

Least Common Multiple (LCM) of 15434 and 15439 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 15434 and 15439. First we will calculate the prime factors of 15434 and 15439.

Prime Factorization of 15434

Prime factors of 15434 are 2, 7717. Prime factorization of 15434 in exponential form is:

15434 = 21 × 77171

Prime Factorization of 15439

Prime factors of 15439 are 15439. Prime factorization of 15439 in exponential form is:

15439 = 154391

Now multiplying the highest exponent prime factors to calculate the LCM of 15434 and 15439.

LCM(15434,15439) = 21 × 77171 × 154391
LCM(15434,15439) = 238285526