# Divisors of the Positive Integer 1987

1, 1987## Sum of all the Divisors of 1987, including itself

1988## Sum of the Proper Divisors of 1987

1## Properties of the number 1987

The integer 1987 is an**odd**number.

The integer 1987 is a

**Prime**number.

1 is

*less than*1987, so 1987 is a

**deficient**number.

## The number 1987 as a Roman Numeral

**MCMLXXXVII**

## The number 1987 in various Numeral Systems

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

2: | 11111000011 |

3: | 2201121 |

4: | 133003 |

5: | 30422 |

6: | 13111 |

7: | 5536 |

8: | 3703 |

9: | 2647 |

10: | 1987 |

11: | 1547 |

12: | 1197 |

13: | B9B |

14: | A1D |

15: | 8C7 |

16: | 7C3 |

17: | 6EF |

18: | 627 |

19: | 59B |

20: | 4J7 |

21: | 4AD |

22: | 427 |

23: | 3H9 |

24: | 3AJ |

25: | 34C |

26: | 2OB |

27: | 2JG |

28: | 2ER |

29: | 2AF |

30: | 267 |

31: | 223 |

32: | 1U3 |

33: | 1R7 |

34: | 1OF |

35: | 1LR |

36: | 1J7 |