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What is the Least Common Multiple of 38921 and 38929?

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 38921 and 38929 is 1515155609.

LCM(38921,38929) = 1515155609

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Least Common Multiple of 38921 and 38929 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38921 and 38929, than apply into the LCM equation.

GCF(38921,38929) = 1
LCM(38921,38929) = ( 38921 × 38929) / 1
LCM(38921,38929) = 1515155609 / 1
LCM(38921,38929) = 1515155609

Least Common Multiple (LCM) of 38921 and 38929 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38921 and 38929. First we will calculate the prime factors of 38921 and 38929.

Prime Factorization of 38921

Prime factors of 38921 are 38921. Prime factorization of 38921 in exponential form is:

38921 = 389211

Prime Factorization of 38929

Prime factors of 38929 are 11, 3539. Prime factorization of 38929 in exponential form is:

38929 = 111 × 35391

Now multiplying the highest exponent prime factors to calculate the LCM of 38921 and 38929.

LCM(38921,38929) = 389211 × 111 × 35391
LCM(38921,38929) = 1515155609