# Divisors of the Positive Integer 1091

1, 1091## Sum of all the Divisors of 1091, including itself

1092## Sum of the Proper Divisors of 1091

1## Properties of the number 1091

The integer 1091 is an**odd**number.

The integer 1091 is a

**Prime**number.

1 is

*less than*1091, so 1091 is a

**deficient**number.

## The number 1091 as a Roman Numeral

**MXCI**

## The number 1091 in various Numeral Systems

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

2: | 10001000011 |

3: | 1111102 |

4: | 101003 |

5: | 13331 |

6: | 5015 |

7: | 3116 |

8: | 2103 |

9: | 1442 |

10: | 1091 |

11: | 902 |

12: | 76B |

13: | 65C |

14: | 57D |

15: | 4CB |

16: | 443 |

17: | 3D3 |

18: | 36B |

19: | 308 |

20: | 2EB |

21: | 29K |

22: | 25D |

23: | 21A |

24: | 1LB |

25: | 1IG |

26: | 1FP |

27: | 1DB |

28: | 1AR |

29: | 18I |

30: | 16B |

31: | 146 |

32: | 123 |

33: | 102 |

34: | W3 |

35: | V6 |

36: | UB |