# Divisors of the Positive Integer 1001

1, 7, 11, 13, 77, 91, 143, 1001## Sum of all the Divisors of 1001, including itself

1344## Sum of the Proper Divisors of 1001

343## Properties of the number 1001

The integer 1001 is an**odd**number.

The integer 1001 is a

**Composite**number.

343 is

*less than*1001, so 1001 is a

**deficient**number.

## The number 1001 as a Roman Numeral

**MI**

## The number 1001 in various Numeral Systems

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

2: | 1111101001 |

3: | 1101002 |

4: | 33221 |

5: | 13001 |

6: | 4345 |

7: | 2630 |

8: | 1751 |

9: | 1332 |

10: | 1001 |

11: | 830 |

12: | 6B5 |

13: | 5C0 |

14: | 517 |

15: | 46B |

16: | 3E9 |

17: | 37F |

18: | 31B |

19: | 2ED |

20: | 2A1 |

21: | 25E |

22: | 21B |

23: | 1KC |

24: | 1HH |

25: | 1F1 |

26: | 1CD |

27: | 1A2 |

28: | 17L |

29: | 15F |

30: | 13B |

31: | 119 |

32: | V9 |

33: | UB |

34: | TF |

35: | SL |

36: | RT |