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What is the Least Common Multiple of 47474 and 47485?

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 47474 and 47485 is 2254302890.

LCM(47474,47485) = 2254302890

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Least Common Multiple of 47474 and 47485 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 47474 and 47485, than apply into the LCM equation.

GCF(47474,47485) = 1
LCM(47474,47485) = ( 47474 × 47485) / 1
LCM(47474,47485) = 2254302890 / 1
LCM(47474,47485) = 2254302890

Least Common Multiple (LCM) of 47474 and 47485 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 47474 and 47485. First we will calculate the prime factors of 47474 and 47485.

Prime Factorization of 47474

Prime factors of 47474 are 2, 7, 3391. Prime factorization of 47474 in exponential form is:

47474 = 21 × 71 × 33911

Prime Factorization of 47485

Prime factors of 47485 are 5, 9497. Prime factorization of 47485 in exponential form is:

47485 = 51 × 94971

Now multiplying the highest exponent prime factors to calculate the LCM of 47474 and 47485.

LCM(47474,47485) = 21 × 71 × 33911 × 51 × 94971
LCM(47474,47485) = 2254302890