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What is the Least Common Multiple of 38855 and 38866?

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 38855 and 38866 is 1510138430.

LCM(38855,38866) = 1510138430

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Least Common Multiple of 38855 and 38866 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38855 and 38866, than apply into the LCM equation.

GCF(38855,38866) = 1
LCM(38855,38866) = ( 38855 × 38866) / 1
LCM(38855,38866) = 1510138430 / 1
LCM(38855,38866) = 1510138430

Least Common Multiple (LCM) of 38855 and 38866 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38855 and 38866. First we will calculate the prime factors of 38855 and 38866.

Prime Factorization of 38855

Prime factors of 38855 are 5, 19, 409. Prime factorization of 38855 in exponential form is:

38855 = 51 × 191 × 4091

Prime Factorization of 38866

Prime factors of 38866 are 2, 19433. Prime factorization of 38866 in exponential form is:

38866 = 21 × 194331

Now multiplying the highest exponent prime factors to calculate the LCM of 38855 and 38866.

LCM(38855,38866) = 51 × 191 × 4091 × 21 × 194331
LCM(38855,38866) = 1510138430