Divisors of the Positive Integer 15
1, 3, 5, 15Sum of all the Divisors of 15, including itself
24Sum of the Proper Divisors of 15
9Properties of the number 15
The integer 15 is an odd number.The integer 15 is a Composite number.
9 is less than 15, so 15 is a deficient number.
The number 15 as a Roman Numeral
XVThe number 15 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 1111 |
| 3: | 120 |
| 4: | 33 |
| 5: | 30 |
| 6: | 23 |
| 7: | 21 |
| 8: | 17 |
| 9: | 16 |
| 10: | 15 |
| 11: | 14 |
| 12: | 13 |
| 13: | 12 |
| 14: | 11 |
| 15: | 10 |
| 16: | F |
| 17: | F |
| 18: | F |
| 19: | F |
| 20: | F |
| 21: | F |
| 22: | F |
| 23: | F |
| 24: | F |
| 25: | F |
| 26: | F |
| 27: | F |
| 28: | F |
| 29: | F |
| 30: | F |
| 31: | F |
| 32: | F |
| 33: | F |
| 34: | F |
| 35: | F |
| 36: | F |