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What is the Least Common Multiple of 30751 and 30771?

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 30751 and 30771 is 946239021.

LCM(30751,30771) = 946239021

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Least Common Multiple of 30751 and 30771 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30751 and 30771, than apply into the LCM equation.

GCF(30751,30771) = 1
LCM(30751,30771) = ( 30751 × 30771) / 1
LCM(30751,30771) = 946239021 / 1
LCM(30751,30771) = 946239021

Least Common Multiple (LCM) of 30751 and 30771 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30751 and 30771. First we will calculate the prime factors of 30751 and 30771.

Prime Factorization of 30751

Prime factors of 30751 are 7, 23, 191. Prime factorization of 30751 in exponential form is:

30751 = 71 × 231 × 1911

Prime Factorization of 30771

Prime factors of 30771 are 3, 13, 263. Prime factorization of 30771 in exponential form is:

30771 = 32 × 131 × 2631

Now multiplying the highest exponent prime factors to calculate the LCM of 30751 and 30771.

LCM(30751,30771) = 71 × 231 × 1911 × 32 × 131 × 2631
LCM(30751,30771) = 946239021