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What is the Least Common Multiple of 55385 and 55391?

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 55385 and 55391 is 3067830535.

LCM(55385,55391) = 3067830535

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Least Common Multiple of 55385 and 55391 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55385 and 55391, than apply into the LCM equation.

GCF(55385,55391) = 1
LCM(55385,55391) = ( 55385 × 55391) / 1
LCM(55385,55391) = 3067830535 / 1
LCM(55385,55391) = 3067830535

Least Common Multiple (LCM) of 55385 and 55391 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55385 and 55391. First we will calculate the prime factors of 55385 and 55391.

Prime Factorization of 55385

Prime factors of 55385 are 5, 11, 19, 53. Prime factorization of 55385 in exponential form is:

55385 = 51 × 111 × 191 × 531

Prime Factorization of 55391

Prime factors of 55391 are 7, 41, 193. Prime factorization of 55391 in exponential form is:

55391 = 71 × 411 × 1931

Now multiplying the highest exponent prime factors to calculate the LCM of 55385 and 55391.

LCM(55385,55391) = 51 × 111 × 191 × 531 × 71 × 411 × 1931
LCM(55385,55391) = 3067830535