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What is the Least Common Multiple of 74474 and 74484?

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 74474 and 74484 is 2773560708.

LCM(74474,74484) = 2773560708

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Least Common Multiple of 74474 and 74484 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74474 and 74484, than apply into the LCM equation.

GCF(74474,74484) = 2
LCM(74474,74484) = ( 74474 × 74484) / 2
LCM(74474,74484) = 5547121416 / 2
LCM(74474,74484) = 2773560708

Least Common Multiple (LCM) of 74474 and 74484 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74474 and 74484. First we will calculate the prime factors of 74474 and 74484.

Prime Factorization of 74474

Prime factors of 74474 are 2, 23, 1619. Prime factorization of 74474 in exponential form is:

74474 = 21 × 231 × 16191

Prime Factorization of 74484

Prime factors of 74484 are 2, 3, 2069. Prime factorization of 74484 in exponential form is:

74484 = 22 × 32 × 20691

Now multiplying the highest exponent prime factors to calculate the LCM of 74474 and 74484.

LCM(74474,74484) = 22 × 231 × 16191 × 32 × 20691
LCM(74474,74484) = 2773560708