# Divisors of the Positive Integer 1861

1, 1861## Sum of all the Divisors of 1861, including itself

1862## Sum of the Proper Divisors of 1861

1## Properties of the number 1861

The integer 1861 is an**odd**number.

The integer 1861 is a

**Prime**number.

1 is

*less than*1861, so 1861 is a

**deficient**number.

## The number 1861 as a Roman Numeral

**MDCCCLXI**

## The number 1861 in various Numeral Systems

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

2: | 11101000101 |

3: | 2112221 |

4: | 131011 |

5: | 24421 |

6: | 12341 |

7: | 5266 |

8: | 3505 |

9: | 2487 |

10: | 1861 |

11: | 1442 |

12: | 10B1 |

13: | B02 |

14: | 96D |

15: | 841 |

16: | 745 |

17: | 678 |

18: | 5D7 |

19: | 52I |

20: | 4D1 |

21: | 44D |

22: | 3ID |

23: | 3BL |

24: | 35D |

25: | 2OB |

26: | 2JF |

27: | 2EP |

28: | 2AD |

29: | 265 |

30: | 221 |

31: | 1T1 |

32: | 1Q5 |

33: | 1ND |

34: | 1KP |

35: | 1I6 |

36: | 1FP |