# Divisors of the Positive Integer 1997

1, 1997## Sum of all the Divisors of 1997, including itself

1998## Sum of the Proper Divisors of 1997

1## Properties of the number 1997

The integer 1997 is an**odd**number.

The integer 1997 is a

**Prime**number.

1 is

*less than*1997, so 1997 is a

**deficient**number.

## The number 1997 as a Roman Numeral

**MCMXCVII**

## The number 1997 in various Numeral Systems

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

2: | 11111001101 |

3: | 2201222 |

4: | 133031 |

5: | 30442 |

6: | 13125 |

7: | 5552 |

8: | 3715 |

9: | 2658 |

10: | 1997 |

11: | 1556 |

12: | 11A5 |

13: | BA8 |

14: | A29 |

15: | 8D2 |

16: | 7CD |

17: | 6F8 |

18: | 62H |

19: | 5A2 |

20: | 4JH |

21: | 4B2 |

22: | 42H |

23: | 3HJ |

24: | 3B5 |

25: | 34M |

26: | 2OL |

27: | 2JQ |

28: | 2F9 |

29: | 2AP |

30: | 26H |

31: | 22D |

32: | 1UD |

33: | 1RH |

34: | 1OP |

35: | 1M2 |

36: | 1JH |