# Divisors of the Positive Integer 391

1, 17, 23, 391## Sum of all the Divisors of 391, including itself

432## Sum of the Proper Divisors of 391

41## Properties of the number 391

The integer 391 is an**odd**number.

The integer 391 is a

**Composite**number.

41 is

*less than*391, so 391 is a

**deficient**number.

## The number 391 as a Roman Numeral

**CCCXCI**

## The number 391 in various Numeral Systems

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

2: | 110000111 |

3: | 112111 |

4: | 12013 |

5: | 3031 |

6: | 1451 |

7: | 1066 |

8: | 607 |

9: | 474 |

10: | 391 |

11: | 326 |

12: | 287 |

13: | 241 |

14: | 1DD |

15: | 1B1 |

16: | 187 |

17: | 160 |

18: | 13D |

19: | 11B |

20: | JB |

21: | ID |

22: | HH |

23: | H0 |

24: | G7 |

25: | FG |

26: | F1 |

27: | ED |

28: | DR |

29: | DE |

30: | D1 |

31: | CJ |

32: | C7 |

33: | BS |

34: | BH |

35: | B6 |

36: | AV |