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What is the Least Common Multiple of 263 and 273?

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 263 and 273 is 71799.

LCM(263,273) = 71799

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Least Common Multiple of 263 and 273 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 263 and 273, than apply into the LCM equation.

GCF(263,273) = 1
LCM(263,273) = ( 263 × 273) / 1
LCM(263,273) = 71799 / 1
LCM(263,273) = 71799

Least Common Multiple (LCM) of 263 and 273 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 263 and 273. First we will calculate the prime factors of 263 and 273.

Prime Factorization of 263

Prime factors of 263 are 263. Prime factorization of 263 in exponential form is:

263 = 2631

Prime Factorization of 273

Prime factors of 273 are 3, 7, 13. Prime factorization of 273 in exponential form is:

273 = 31 × 71 × 131

Now multiplying the highest exponent prime factors to calculate the LCM of 263 and 273.

LCM(263,273) = 2631 × 31 × 71 × 131
LCM(263,273) = 71799