# Divisors of the Positive Integer 7

1, 7## Sum of all the Divisors of 7, including itself

8## Sum of the Proper Divisors of 7

1## Properties of the number 7

The integer 7 is an**odd**number.

The integer 7 is a

**Prime**number.

1 is

*less than*7, so 7 is a

**deficient**number.

## The number 7 as a Roman Numeral

**VII**

## The number 7 in various Numeral Systems

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

2: | 111 |

3: | 21 |

4: | 13 |

5: | 12 |

6: | 11 |

7: | 10 |

8: | 7 |

9: | 7 |

10: | 7 |

11: | 7 |

12: | 7 |

13: | 7 |

14: | 7 |

15: | 7 |

16: | 7 |

17: | 7 |

18: | 7 |

19: | 7 |

20: | 7 |

21: | 7 |

22: | 7 |

23: | 7 |

24: | 7 |

25: | 7 |

26: | 7 |

27: | 7 |

28: | 7 |

29: | 7 |

30: | 7 |

31: | 7 |

32: | 7 |

33: | 7 |

34: | 7 |

35: | 7 |

36: | 7 |