311 is a prime number from 301-400. 311 has 2 factors, 1 and 311. It is the 64th prime number, and the second prime number from 301-400.
Relationship with other odd numbers
The numbers before
- The previous prime number is 307.
- 307 and 311 are four numbers apart; therefore, they are cousin primes.
- The previous prime number before 307 is 293. It is a large gap of fourteen numbers.
- In particular, 299 is the product of 13 and 23. 301 is divisible by 7.
The numbers after
- The next prime number is 313.
- There are no odd numbers between 311 and 313. As a result, they are twin primes.
- 317 is the next prime number after 313.
- 311 and 317 are six numbers apart; therefore, they are sexy primes.