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What is the Least Common Multiple of 68256 and 68269?

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 68256 and 68269 is 4659768864.

LCM(68256,68269) = 4659768864

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Least Common Multiple of 68256 and 68269 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 68256 and 68269, than apply into the LCM equation.

GCF(68256,68269) = 1
LCM(68256,68269) = ( 68256 × 68269) / 1
LCM(68256,68269) = 4659768864 / 1
LCM(68256,68269) = 4659768864

Least Common Multiple (LCM) of 68256 and 68269 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 68256 and 68269. First we will calculate the prime factors of 68256 and 68269.

Prime Factorization of 68256

Prime factors of 68256 are 2, 3, 79. Prime factorization of 68256 in exponential form is:

68256 = 25 × 33 × 791

Prime Factorization of 68269

Prime factors of 68269 are 233, 293. Prime factorization of 68269 in exponential form is:

68269 = 2331 × 2931

Now multiplying the highest exponent prime factors to calculate the LCM of 68256 and 68269.

LCM(68256,68269) = 25 × 33 × 791 × 2331 × 2931
LCM(68256,68269) = 4659768864