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What is the Least Common Multiple of 55580 and 55591?

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 55580 and 55591 is 3089747780.

LCM(55580,55591) = 3089747780

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Least Common Multiple of 55580 and 55591 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55580 and 55591, than apply into the LCM equation.

GCF(55580,55591) = 1
LCM(55580,55591) = ( 55580 × 55591) / 1
LCM(55580,55591) = 3089747780 / 1
LCM(55580,55591) = 3089747780

Least Common Multiple (LCM) of 55580 and 55591 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55580 and 55591. First we will calculate the prime factors of 55580 and 55591.

Prime Factorization of 55580

Prime factors of 55580 are 2, 5, 7, 397. Prime factorization of 55580 in exponential form is:

55580 = 22 × 51 × 71 × 3971

Prime Factorization of 55591

Prime factors of 55591 are 23, 2417. Prime factorization of 55591 in exponential form is:

55591 = 231 × 24171

Now multiplying the highest exponent prime factors to calculate the LCM of 55580 and 55591.

LCM(55580,55591) = 22 × 51 × 71 × 3971 × 231 × 24171
LCM(55580,55591) = 3089747780