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1,999 is a prime number from 1001-2000. 1,999 has 2 factors, 1 and 1,999. It is the 303rd prime number, and the 135th prime number from 1001-2000.

Proofs

  • Yes — 1,999 can be divided by 1
  • No — 1,999 cannot be divided by 2-1,998
  • Yes — 1,999 can be divided by 1,999

Relationship with other odd numbers

The numbers before

  • The previous prime number is 1,997, 2 numbers away.
    • Therefore, 1,997 and 1,999 are twin primes.
  • The previous prime number before 1,997 is 1,993.
    • 1,993 and 1,999 are 6 numbers apart. They are sexy primes.

The numbers after

  • The next prime number is 2,003, 4 numbers away.
    • As a result, 1,999 and 2,003 are cousin primes.
  • The next prime number after 2,003 is 2,011, 8 numbers away.
    • 2,009 is divisible by 7.
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