# Divisors of the Positive Integer 251

1, 251## Sum of all the Divisors of 251, including itself

252## Sum of the Proper Divisors of 251

1## Properties of the number 251

The integer 251 is an**odd**number.

The integer 251 is a

**Prime**number.

1 is

*less than*251, so 251 is a

**deficient**number.

## The number 251 as a Roman Numeral

**CCLI**

## The number 251 in various Numeral Systems

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

2: | 11111011 |

3: | 100022 |

4: | 3323 |

5: | 2001 |

6: | 1055 |

7: | 506 |

8: | 373 |

9: | 308 |

10: | 251 |

11: | 209 |

12: | 18B |

13: | 164 |

14: | 13D |

15: | 11B |

16: | FB |

17: | ED |

18: | DH |

19: | D4 |

20: | CB |

21: | BK |

22: | B9 |

23: | AL |

24: | AB |

25: | A1 |

26: | 9H |

27: | 98 |

28: | 8R |

29: | 8J |

30: | 8B |

31: | 83 |

32: | 7R |

33: | 7K |

34: | 7D |

35: | 76 |

36: | 6Z |