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What is the Least Common Multiple of 3781 and 3795?

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 3781 and 3795 is 14348895.

LCM(3781,3795) = 14348895

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Least Common Multiple of 3781 and 3795 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 3781 and 3795, than apply into the LCM equation.

GCF(3781,3795) = 1
LCM(3781,3795) = ( 3781 × 3795) / 1
LCM(3781,3795) = 14348895 / 1
LCM(3781,3795) = 14348895

Least Common Multiple (LCM) of 3781 and 3795 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 3781 and 3795. First we will calculate the prime factors of 3781 and 3795.

Prime Factorization of 3781

Prime factors of 3781 are 19, 199. Prime factorization of 3781 in exponential form is:

3781 = 191 × 1991

Prime Factorization of 3795

Prime factors of 3795 are 3, 5, 11, 23. Prime factorization of 3795 in exponential form is:

3795 = 31 × 51 × 111 × 231

Now multiplying the highest exponent prime factors to calculate the LCM of 3781 and 3795.

LCM(3781,3795) = 191 × 1991 × 31 × 51 × 111 × 231
LCM(3781,3795) = 14348895