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What is the Least Common Multiple of 38895 and 38905?

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 38895 and 38905 is 302641995.

LCM(38895,38905) = 302641995

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Least Common Multiple of 38895 and 38905 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38895 and 38905, than apply into the LCM equation.

GCF(38895,38905) = 5
LCM(38895,38905) = ( 38895 × 38905) / 5
LCM(38895,38905) = 1513209975 / 5
LCM(38895,38905) = 302641995

Least Common Multiple (LCM) of 38895 and 38905 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38895 and 38905. First we will calculate the prime factors of 38895 and 38905.

Prime Factorization of 38895

Prime factors of 38895 are 3, 5, 2593. Prime factorization of 38895 in exponential form is:

38895 = 31 × 51 × 25931

Prime Factorization of 38905

Prime factors of 38905 are 5, 31, 251. Prime factorization of 38905 in exponential form is:

38905 = 51 × 311 × 2511

Now multiplying the highest exponent prime factors to calculate the LCM of 38895 and 38905.

LCM(38895,38905) = 31 × 51 × 25931 × 311 × 2511
LCM(38895,38905) = 302641995