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281 is a prime number from 201-300. 281 has 2 factors, 1 and 281. It is the 60th prime number, and the fourteenth prime number from 201-300.

Proofs

  • Yes — 281 can be divided by 1.
  • No — 281 cannot be divided by 2-280.
  • Yes — 281 can be divided by 281.

Relationship with other odd numbers

The numbers before

  • The previous prime number is 281.
    • 277 and 281 are four numbers apart; therefore, they are cousin primes.
  • The previous prime number before 277 is 271.

The numbers after

  • The next prime number is 283.
    • There are no odd numbers between 281 and 283. As a result, they are twin primes.
  • 293 is the next prime number after 283.
    • Notably, 289 is not a prime number because it is a square number, being 172 = 289.