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What is the Least Common Multiple of 39574 and 39591?

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 39574 and 39591 is 1566774234.

LCM(39574,39591) = 1566774234

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Least Common Multiple of 39574 and 39591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 39574 and 39591, than apply into the LCM equation.

GCF(39574,39591) = 1
LCM(39574,39591) = ( 39574 × 39591) / 1
LCM(39574,39591) = 1566774234 / 1
LCM(39574,39591) = 1566774234

Least Common Multiple (LCM) of 39574 and 39591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39574 and 39591. First we will calculate the prime factors of 39574 and 39591.

Prime Factorization of 39574

Prime factors of 39574 are 2, 47, 421. Prime factorization of 39574 in exponential form is:

39574 = 21 × 471 × 4211

Prime Factorization of 39591

Prime factors of 39591 are 3, 53, 83. Prime factorization of 39591 in exponential form is:

39591 = 32 × 531 × 831

Now multiplying the highest exponent prime factors to calculate the LCM of 39574 and 39591.

LCM(39574,39591) = 21 × 471 × 4211 × 32 × 531 × 831
LCM(39574,39591) = 1566774234