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What is the Least Common Multiple of 30634 and 30645?

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 30634 and 30645 is 938778930.

LCM(30634,30645) = 938778930

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Least Common Multiple of 30634 and 30645 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30634 and 30645, than apply into the LCM equation.

GCF(30634,30645) = 1
LCM(30634,30645) = ( 30634 × 30645) / 1
LCM(30634,30645) = 938778930 / 1
LCM(30634,30645) = 938778930

Least Common Multiple (LCM) of 30634 and 30645 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30634 and 30645. First we will calculate the prime factors of 30634 and 30645.

Prime Factorization of 30634

Prime factors of 30634 are 2, 17, 53. Prime factorization of 30634 in exponential form is:

30634 = 21 × 172 × 531

Prime Factorization of 30645

Prime factors of 30645 are 3, 5, 227. Prime factorization of 30645 in exponential form is:

30645 = 33 × 51 × 2271

Now multiplying the highest exponent prime factors to calculate the LCM of 30634 and 30645.

LCM(30634,30645) = 21 × 172 × 531 × 33 × 51 × 2271
LCM(30634,30645) = 938778930