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What is the Least Common Multiple of 17775 and 17786?

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 17775 and 17786 is 316146150.

LCM(17775,17786) = 316146150

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Least Common Multiple of 17775 and 17786 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 17775 and 17786, than apply into the LCM equation.

GCF(17775,17786) = 1
LCM(17775,17786) = ( 17775 × 17786) / 1
LCM(17775,17786) = 316146150 / 1
LCM(17775,17786) = 316146150

Least Common Multiple (LCM) of 17775 and 17786 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 17775 and 17786. First we will calculate the prime factors of 17775 and 17786.

Prime Factorization of 17775

Prime factors of 17775 are 3, 5, 79. Prime factorization of 17775 in exponential form is:

17775 = 32 × 52 × 791

Prime Factorization of 17786

Prime factors of 17786 are 2, 8893. Prime factorization of 17786 in exponential form is:

17786 = 21 × 88931

Now multiplying the highest exponent prime factors to calculate the LCM of 17775 and 17786.

LCM(17775,17786) = 32 × 52 × 791 × 21 × 88931
LCM(17775,17786) = 316146150