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What is the Least Common Multiple of 74569 and 74585?

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 74569 and 74585 is 5561728865.

LCM(74569,74585) = 5561728865

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Least Common Multiple of 74569 and 74585 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 74569 and 74585, than apply into the LCM equation.

GCF(74569,74585) = 1
LCM(74569,74585) = ( 74569 × 74585) / 1
LCM(74569,74585) = 5561728865 / 1
LCM(74569,74585) = 5561728865

Least Common Multiple (LCM) of 74569 and 74585 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 74569 and 74585. First we will calculate the prime factors of 74569 and 74585.

Prime Factorization of 74569

Prime factors of 74569 are 11, 6779. Prime factorization of 74569 in exponential form is:

74569 = 111 × 67791

Prime Factorization of 74585

Prime factors of 74585 are 5, 7, 2131. Prime factorization of 74585 in exponential form is:

74585 = 51 × 71 × 21311

Now multiplying the highest exponent prime factors to calculate the LCM of 74569 and 74585.

LCM(74569,74585) = 111 × 67791 × 51 × 71 × 21311
LCM(74569,74585) = 5561728865