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What is the Least Common Multiple of 30894 and 30908?

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 30894 and 30908 is 477435876.

LCM(30894,30908) = 477435876

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Least Common Multiple of 30894 and 30908 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 30894 and 30908, than apply into the LCM equation.

GCF(30894,30908) = 2
LCM(30894,30908) = ( 30894 × 30908) / 2
LCM(30894,30908) = 954871752 / 2
LCM(30894,30908) = 477435876

Least Common Multiple (LCM) of 30894 and 30908 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 30894 and 30908. First we will calculate the prime factors of 30894 and 30908.

Prime Factorization of 30894

Prime factors of 30894 are 2, 3, 19, 271. Prime factorization of 30894 in exponential form is:

30894 = 21 × 31 × 191 × 2711

Prime Factorization of 30908

Prime factors of 30908 are 2, 7727. Prime factorization of 30908 in exponential form is:

30908 = 22 × 77271

Now multiplying the highest exponent prime factors to calculate the LCM of 30894 and 30908.

LCM(30894,30908) = 22 × 31 × 191 × 2711 × 77271
LCM(30894,30908) = 477435876