Positive Integers » 10001-20000 » 19901-20000 » 19981
Divisors of the Positive Integer 19981
1, 13, 29, 53, 377, 689, 1537, 19981Sum of all the Divisors of 19981, including itself
22680Sum of the Proper Divisors of 19981
2699Properties of the number 19981
The integer 19981 is an odd number.The integer 19981 is a Composite number.
2699 is less than 19981, so 19981 is a deficient number.
The number 19981 as a Roman Numeral
_XM_XCMLXXXI (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 19981 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 100111000001101 |
| 3: | 1000102001 |
| 4: | 10320031 |
| 5: | 1114411 |
| 6: | 232301 |
| 7: | 112153 |
| 8: | 47015 |
| 9: | 30361 |
| 10: | 19981 |
| 11: | 14015 |
| 12: | B691 |
| 13: | 9130 |
| 14: | 73D3 |
| 15: | 5DC1 |
| 16: | 4E0D |
| 17: | 4126 |
| 18: | 37C1 |
| 19: | 2H6C |
| 20: | 29J1 |
| 21: | 236A |
| 22: | 1J65 |
| 23: | 1EHH |
| 24: | 1AGD |
| 25: | 16O6 |
| 26: | 13ED |
| 27: | 10B1 |
| 28: | PDH |
| 29: | NM0 |
| 30: | M61 |
| 31: | KOH |
| 32: | JGD |
| 33: | IBG |
| 34: | H9N |
| 35: | GAV |
| 36: | FF1 |