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What is the Least Common Multiple of 55865 and 55870?

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 55865 and 55870 is 624235510.

LCM(55865,55870) = 624235510

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Least Common Multiple of 55865 and 55870 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 55865 and 55870, than apply into the LCM equation.

GCF(55865,55870) = 5
LCM(55865,55870) = ( 55865 × 55870) / 5
LCM(55865,55870) = 3121177550 / 5
LCM(55865,55870) = 624235510

Least Common Multiple (LCM) of 55865 and 55870 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 55865 and 55870. First we will calculate the prime factors of 55865 and 55870.

Prime Factorization of 55865

Prime factors of 55865 are 5, 11173. Prime factorization of 55865 in exponential form is:

55865 = 51 × 111731

Prime Factorization of 55870

Prime factors of 55870 are 2, 5, 37, 151. Prime factorization of 55870 in exponential form is:

55870 = 21 × 51 × 371 × 1511

Now multiplying the highest exponent prime factors to calculate the LCM of 55865 and 55870.

LCM(55865,55870) = 51 × 111731 × 21 × 371 × 1511
LCM(55865,55870) = 624235510