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What is the Least Common Multiple of 55904 and 55915?

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 55904 and 55915 is 3125872160.

LCM(55904,55915) = 3125872160

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Least Common Multiple of 55904 and 55915 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55904 and 55915, than apply into the LCM equation.

GCF(55904,55915) = 1
LCM(55904,55915) = ( 55904 × 55915) / 1
LCM(55904,55915) = 3125872160 / 1
LCM(55904,55915) = 3125872160

Least Common Multiple (LCM) of 55904 and 55915 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55904 and 55915. First we will calculate the prime factors of 55904 and 55915.

Prime Factorization of 55904

Prime factors of 55904 are 2, 1747. Prime factorization of 55904 in exponential form is:

55904 = 25 × 17471

Prime Factorization of 55915

Prime factors of 55915 are 5, 53, 211. Prime factorization of 55915 in exponential form is:

55915 = 51 × 531 × 2111

Now multiplying the highest exponent prime factors to calculate the LCM of 55904 and 55915.

LCM(55904,55915) = 25 × 17471 × 51 × 531 × 2111
LCM(55904,55915) = 3125872160