# Divisors of the Positive Integer 2021

1, 43, 47, 2021## Sum of all the Divisors of 2021, including itself

2112## Sum of the Proper Divisors of 2021

91## Properties of the number 2021

The integer 2021 is an**odd**number.

The integer 2021 is a

**Composite**number.

91 is

*less than*2021, so 2021 is a

**deficient**number.

## The number 2021 as a Roman Numeral

**MMXXI**

## The number 2021 in various Numeral Systems

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

2: | 11111100101 |

3: | 2202212 |

4: | 133211 |

5: | 31041 |

6: | 13205 |

7: | 5615 |

8: | 3745 |

9: | 2685 |

10: | 2021 |

11: | 1578 |

12: | 1205 |

13: | BC6 |

14: | A45 |

15: | 8EB |

16: | 7E5 |

17: | 6GF |

18: | 645 |

19: | 5B7 |

20: | 511 |

21: | 4C5 |

22: | 43J |

23: | 3IK |

24: | 3C5 |

25: | 35L |

26: | 2PJ |

27: | 2KN |

28: | 2G5 |

29: | 2BK |

30: | 27B |

31: | 236 |

32: | 1V5 |

33: | 1S8 |

34: | 1PF |

35: | 1MQ |

36: | 1K5 |