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What is the Least Common Multiple of 38775 and 38785?

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 38775 and 38785 is 300777675.

LCM(38775,38785) = 300777675

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Least Common Multiple of 38775 and 38785 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 38775 and 38785, than apply into the LCM equation.

GCF(38775,38785) = 5
LCM(38775,38785) = ( 38775 × 38785) / 5
LCM(38775,38785) = 1503888375 / 5
LCM(38775,38785) = 300777675

Least Common Multiple (LCM) of 38775 and 38785 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 38775 and 38785. First we will calculate the prime factors of 38775 and 38785.

Prime Factorization of 38775

Prime factors of 38775 are 3, 5, 11, 47. Prime factorization of 38775 in exponential form is:

38775 = 31 × 52 × 111 × 471

Prime Factorization of 38785

Prime factors of 38785 are 5, 7757. Prime factorization of 38785 in exponential form is:

38785 = 51 × 77571

Now multiplying the highest exponent prime factors to calculate the LCM of 38775 and 38785.

LCM(38775,38785) = 31 × 52 × 111 × 471 × 77571
LCM(38775,38785) = 300777675