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What is the Least Common Multiple of 47319 and 47331?

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 47319 and 47331 is 746551863.

LCM(47319,47331) = 746551863

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Least Common Multiple of 47319 and 47331 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47319 and 47331, than apply into the LCM equation.

GCF(47319,47331) = 3
LCM(47319,47331) = ( 47319 × 47331) / 3
LCM(47319,47331) = 2239655589 / 3
LCM(47319,47331) = 746551863

Least Common Multiple (LCM) of 47319 and 47331 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47319 and 47331. First we will calculate the prime factors of 47319 and 47331.

Prime Factorization of 47319

Prime factors of 47319 are 3, 15773. Prime factorization of 47319 in exponential form is:

47319 = 31 × 157731

Prime Factorization of 47331

Prime factors of 47331 are 3, 1753. Prime factorization of 47331 in exponential form is:

47331 = 33 × 17531

Now multiplying the highest exponent prime factors to calculate the LCM of 47319 and 47331.

LCM(47319,47331) = 33 × 157731 × 17531
LCM(47319,47331) = 746551863