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What is the Least Common Multiple of 31324 and 31344?

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 31324 and 31344 is 245454864.

LCM(31324,31344) = 245454864

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Least Common Multiple of 31324 and 31344 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 31324 and 31344, than apply into the LCM equation.

GCF(31324,31344) = 4
LCM(31324,31344) = ( 31324 × 31344) / 4
LCM(31324,31344) = 981819456 / 4
LCM(31324,31344) = 245454864

Least Common Multiple (LCM) of 31324 and 31344 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 31324 and 31344. First we will calculate the prime factors of 31324 and 31344.

Prime Factorization of 31324

Prime factors of 31324 are 2, 41, 191. Prime factorization of 31324 in exponential form is:

31324 = 22 × 411 × 1911

Prime Factorization of 31344

Prime factors of 31344 are 2, 3, 653. Prime factorization of 31344 in exponential form is:

31344 = 24 × 31 × 6531

Now multiplying the highest exponent prime factors to calculate the LCM of 31324 and 31344.

LCM(31324,31344) = 24 × 411 × 1911 × 31 × 6531
LCM(31324,31344) = 245454864