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What is the Least Common Multiple of 2904 and 2918?

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 2904 and 2918 is 4236936.

LCM(2904,2918) = 4236936

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Least Common Multiple of 2904 and 2918 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 2904 and 2918, than apply into the LCM equation.

GCF(2904,2918) = 2
LCM(2904,2918) = ( 2904 × 2918) / 2
LCM(2904,2918) = 8473872 / 2
LCM(2904,2918) = 4236936

Least Common Multiple (LCM) of 2904 and 2918 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 2904 and 2918. First we will calculate the prime factors of 2904 and 2918.

Prime Factorization of 2904

Prime factors of 2904 are 2, 3, 11. Prime factorization of 2904 in exponential form is:

2904 = 23 × 31 × 112

Prime Factorization of 2918

Prime factors of 2918 are 2, 1459. Prime factorization of 2918 in exponential form is:

2918 = 21 × 14591

Now multiplying the highest exponent prime factors to calculate the LCM of 2904 and 2918.

LCM(2904,2918) = 23 × 31 × 112 × 14591
LCM(2904,2918) = 4236936