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What is the Least Common Multiple of 30470 and 30479?

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 30470 and 30479 is 928695130.

LCM(30470,30479) = 928695130

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Least Common Multiple of 30470 and 30479 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30470 and 30479, than apply into the LCM equation.

GCF(30470,30479) = 1
LCM(30470,30479) = ( 30470 × 30479) / 1
LCM(30470,30479) = 928695130 / 1
LCM(30470,30479) = 928695130

Least Common Multiple (LCM) of 30470 and 30479 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30470 and 30479. First we will calculate the prime factors of 30470 and 30479.

Prime Factorization of 30470

Prime factors of 30470 are 2, 5, 11, 277. Prime factorization of 30470 in exponential form is:

30470 = 21 × 51 × 111 × 2771

Prime Factorization of 30479

Prime factors of 30479 are 29, 1051. Prime factorization of 30479 in exponential form is:

30479 = 291 × 10511

Now multiplying the highest exponent prime factors to calculate the LCM of 30470 and 30479.

LCM(30470,30479) = 21 × 51 × 111 × 2771 × 291 × 10511
LCM(30470,30479) = 928695130