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What is the Least Common Multiple of 39574 and 39579?

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 39579 is 1566299346.

LCM(39574,39579) = 1566299346

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Least Common Multiple of 39574 and 39579 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 39579, than apply into the LCM equation.

GCF(39574,39579) = 1
LCM(39574,39579) = ( 39574 × 39579) / 1
LCM(39574,39579) = 1566299346 / 1
LCM(39574,39579) = 1566299346

Least Common Multiple (LCM) of 39574 and 39579 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 39574 and 39579. First we will calculate the prime factors of 39574 and 39579.

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 39579

Prime factors of 39579 are 3, 79, 167. Prime factorization of 39579 in exponential form is:

39579 = 31 × 791 × 1671

Now multiplying the highest exponent prime factors to calculate the LCM of 39574 and 39579.

LCM(39574,39579) = 21 × 471 × 4211 × 31 × 791 × 1671
LCM(39574,39579) = 1566299346