# Divisors of the Positive Integer 1591

1, 37, 43, 1591## Sum of all the Divisors of 1591, including itself

1672## Sum of the Proper Divisors of 1591

81## Properties of the number 1591

The integer 1591 is an**odd**number.

The integer 1591 is a

**Composite**number.

81 is

*less than*1591, so 1591 is a

**deficient**number.

## The number 1591 as a Roman Numeral

**MDXCI**

## The number 1591 in various Numeral Systems

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

2: | 11000110111 |

3: | 2011221 |

4: | 120313 |

5: | 22331 |

6: | 11211 |

7: | 4432 |

8: | 3067 |

9: | 2157 |

10: | 1591 |

11: | 1217 |

12: | B07 |

13: | 955 |

14: | 819 |

15: | 711 |

16: | 637 |

17: | 58A |

18: | 4G7 |

19: | 47E |

20: | 3JB |

21: | 3CG |

22: | 367 |

23: | 304 |

24: | 2I7 |

25: | 2DG |

26: | 295 |

27: | 24P |

28: | 20N |

29: | 1PP |

30: | 1N1 |

31: | 1KA |

32: | 1HN |

33: | 1F7 |

34: | 1CR |

35: | 1AG |

36: | 187 |