# Divisors of the Positive Integer 231

1, 3, 7, 11, 21, 33, 77, 231## Sum of all the Divisors of 231, including itself

384## Sum of the Proper Divisors of 231

153## Properties of the number 231

The integer 231 is an**odd**number.

The integer 231 is a

**Composite**number.

153 is

*less than*231, so 231 is a

**deficient**number.

## The number 231 as a Roman Numeral

**CCXXXI**

## The number 231 in various Numeral Systems

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

2: | 11100111 |

3: | 22120 |

4: | 3213 |

5: | 1411 |

6: | 1023 |

7: | 450 |

8: | 347 |

9: | 276 |

10: | 231 |

11: | 1A0 |

12: | 173 |

13: | 14A |

14: | 127 |

15: | 106 |

16: | E7 |

17: | DA |

18: | CF |

19: | C3 |

20: | BB |

21: | B0 |

22: | AB |

23: | A1 |

24: | 9F |

25: | 96 |

26: | 8N |

27: | 8F |

28: | 87 |

29: | 7S |

30: | 7L |

31: | 7E |

32: | 77 |

33: | 70 |

34: | 6R |

35: | 6L |

36: | 6F |