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251 is a prime number from 201-300. 251 has 2 factors, 1 and 251. It is the 54th prime number, and the eighth prime number from 201-300.

ProofsEdit

  • Yes — 251 can be divided by 1.
  • No — 251 cannot be divided by 2-250.
  • Yes — 251 can be divided by 251.

Relationship with other odd numbersEdit

The numbers beforeEdit

  • The previous prime number is 241.
    • Notably, 243 is the fifth power of 3, 247 can be factored as 13 x 19, and 249 is divisible by 3.
  • The previous prime number before 241 is 239.

The numbers afterEdit

  • The next prime number is 257.
    • In particular, 253 is divisible by 11 and 23.
    • 251 and 257 are six numbers apart; therefore, they are sexy primes.
  • 263 is the next prime number after 257.
    • 259 is not a prime, because it is divisible by 7.

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