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What is the Least Common Multiple of 605 and 614?

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 605 and 614 is 371470.

LCM(605,614) = 371470

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Least Common Multiple of 605 and 614 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 605 and 614, than apply into the LCM equation.

GCF(605,614) = 1
LCM(605,614) = ( 605 × 614) / 1
LCM(605,614) = 371470 / 1
LCM(605,614) = 371470

Least Common Multiple (LCM) of 605 and 614 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 605 and 614. First we will calculate the prime factors of 605 and 614.

Prime Factorization of 605

Prime factors of 605 are 5, 11. Prime factorization of 605 in exponential form is:

605 = 51 × 112

Prime Factorization of 614

Prime factors of 614 are 2, 307. Prime factorization of 614 in exponential form is:

614 = 21 × 3071

Now multiplying the highest exponent prime factors to calculate the LCM of 605 and 614.

LCM(605,614) = 51 × 112 × 21 × 3071
LCM(605,614) = 371470