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What is the Least Common Multiple of 68764 and 68782?

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 68764 and 68782 is 2364862724.

LCM(68764,68782) = 2364862724

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Least Common Multiple of 68764 and 68782 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68764 and 68782, than apply into the LCM equation.

GCF(68764,68782) = 2
LCM(68764,68782) = ( 68764 × 68782) / 2
LCM(68764,68782) = 4729725448 / 2
LCM(68764,68782) = 2364862724

Least Common Multiple (LCM) of 68764 and 68782 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68764 and 68782. First we will calculate the prime factors of 68764 and 68782.

Prime Factorization of 68764

Prime factors of 68764 are 2, 17191. Prime factorization of 68764 in exponential form is:

68764 = 22 × 171911

Prime Factorization of 68782

Prime factors of 68782 are 2, 7, 17. Prime factorization of 68782 in exponential form is:

68782 = 21 × 71 × 173

Now multiplying the highest exponent prime factors to calculate the LCM of 68764 and 68782.

LCM(68764,68782) = 22 × 171911 × 71 × 173
LCM(68764,68782) = 2364862724