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[tree]

292 is a palindrome.

292

 

[Butterfly88]

 

[tree]

294 is an abundant number because
the sum of all its positive divisors except itself
is more than 294.

294

 

[Butterfly88]

 

[tree]

296 is a deficient number because the sum of all its
positive divisors except itself is less than 296.

 

[Butterfly88]

 

[tree]

298

 

[Butterfly88]

299

 

[tree]

 

[Butterfly88]

 

[tree]

 

[Nitro]

 

[Butterfly88]

 

[tree]

305 is odd, composite, & deficient.

 

[Butterfly88]

306

 

[tree]

307

 

[Butterfly88]

 

[tree]

309 is the smallest number whose fifth power is pandigital.
A number is pandigital if it contains all digits from 0 to 9.
309 to the fifth power = 2817036000549. Since 309 raised
to the fifth power contains each digit from zero to nine at
least once, 309 is a pandigital number.

309

 

[Butterfly88]

 

[tree]

311 is a twin prime number.
313 is the twin of 311.
A number is a twin prime if there is
another prime number differing from it by 2.

311