Positive Integers » 20001-30000 » 21901-22000 » 21986
Divisors of the Positive Integer 21986
1, 2, 10993, 21986Sum of all the Divisors of 21986, including itself
32982Sum of the Proper Divisors of 21986
10996Properties of the number 21986
The integer 21986 is an even number.The integer 21986 is a Composite number.
10996 is less than 21986, so 21986 is a deficient number.
The number 21986 as a Roman Numeral
_X_XMCMLXXXVI (Roman Numerals with underscores in front have their values increased by 1,000. The underscore represents a line over the numeral, because the Romans used overlines to multiply by 1,000.)The number 21986 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 101010111100010 |
| 3: | 1010011022 |
| 4: | 11113202 |
| 5: | 1200421 |
| 6: | 245442 |
| 7: | 121046 |
| 8: | 52742 |
| 9: | 33138 |
| 10: | 21986 |
| 11: | 15578 |
| 12: | 10882 |
| 13: | A013 |
| 14: | 8026 |
| 15: | 67AB |
| 16: | 55E2 |
| 17: | 4815 |
| 18: | 3DF8 |
| 19: | 33H3 |
| 20: | 2EJ6 |
| 21: | 27HK |
| 22: | 2198 |
| 23: | 1ICL |
| 24: | 1E42 |
| 25: | 1A4B |
| 26: | 16DG |
| 27: | 1348 |
| 28: | 1016 |
| 29: | Q44 |
| 30: | OCQ |
| 31: | MR7 |
| 32: | LF2 |
| 33: | K68 |
| 34: | J0M |
| 35: | HX6 |
| 36: | GYQ |