Divisors of the Positive Integer 261
1, 3, 9, 29, 87, 261Sum of all the Divisors of 261, including itself
390Sum of the Proper Divisors of 261
129Properties of the number 261
The integer 261 is an odd number.The integer 261 is a Composite number.
129 is less than 261, so 261 is a deficient number.
The number 261 as a Roman Numeral
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The number 261 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 100000101 |
| 3: | 100200 |
| 4: | 10011 |
| 5: | 2021 |
| 6: | 1113 |
| 7: | 522 |
| 8: | 405 |
| 9: | 320 |
| 10: | 261 |
| 11: | 218 |
| 12: | 199 |
| 13: | 171 |
| 14: | 149 |
| 15: | 126 |
| 16: | 105 |
| 17: | F6 |
| 18: | E9 |
| 19: | DE |
| 20: | D1 |
| 21: | C9 |
| 22: | BJ |
| 23: | B8 |
| 24: | AL |
| 25: | AB |
| 26: | A1 |
| 27: | 9I |
| 28: | 99 |
| 29: | 90 |
| 30: | 8L |
| 31: | 8D |
| 32: | 85 |
| 33: | 7U |
| 34: | 7N |
| 35: | 7G |
| 36: | 79 |