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What is the Least Common Multiple of 38745 and 38755?

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 38745 and 38755 is 300312495.

LCM(38745,38755) = 300312495

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Least Common Multiple of 38745 and 38755 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38745 and 38755, than apply into the LCM equation.

GCF(38745,38755) = 5
LCM(38745,38755) = ( 38745 × 38755) / 5
LCM(38745,38755) = 1501562475 / 5
LCM(38745,38755) = 300312495

Least Common Multiple (LCM) of 38745 and 38755 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38745 and 38755. First we will calculate the prime factors of 38745 and 38755.

Prime Factorization of 38745

Prime factors of 38745 are 3, 5, 7, 41. Prime factorization of 38745 in exponential form is:

38745 = 33 × 51 × 71 × 411

Prime Factorization of 38755

Prime factors of 38755 are 5, 23, 337. Prime factorization of 38755 in exponential form is:

38755 = 51 × 231 × 3371

Now multiplying the highest exponent prime factors to calculate the LCM of 38745 and 38755.

LCM(38745,38755) = 33 × 51 × 71 × 411 × 231 × 3371
LCM(38745,38755) = 300312495