# Divisors of the Positive Integer 1999

1, 1999## Sum of all the Divisors of 1999, including itself

2000## Sum of the Proper Divisors of 1999

1## Properties of the number 1999

The integer 1999 is an**odd**number.

The integer 1999 is a

**Prime**number.

1 is

*less than*1999, so 1999 is a

**deficient**number.

## The number 1999 as a Roman Numeral

**MCMXCIX**

## The number 1999 in various Numeral Systems

Base |
Representation |
---|---|

2: | 11111001111 |

3: | 2202001 |

4: | 133033 |

5: | 30444 |

6: | 13131 |

7: | 5554 |

8: | 3717 |

9: | 2661 |

10: | 1999 |

11: | 1558 |

12: | 11A7 |

13: | BAA |

14: | A2B |

15: | 8D4 |

16: | 7CF |

17: | 6FA |

18: | 631 |

19: | 5A4 |

20: | 4JJ |

21: | 4B4 |

22: | 42J |

23: | 3HL |

24: | 3B7 |

25: | 34O |

26: | 2ON |

27: | 2K1 |

28: | 2FB |

29: | 2AR |

30: | 26J |

31: | 22F |

32: | 1UF |

33: | 1RJ |

34: | 1OR |

35: | 1M4 |

36: | 1JJ |