Positive Integers » 20001-30000 » 21601-21700 » 21690
Divisors of the Positive Integer 21690
1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 241, 482, 723, 1205, 1446, 2169, 2410, 3615, 4338, 7230, 10845, 21690Sum of all the Divisors of 21690, including itself
56628Sum of the Proper Divisors of 21690
34938Properties of the number 21690
The integer 21690 is an even number.The integer 21690 is a Composite number.
34938 is greater than 21690, so 21690 is an abundant number.
The number 21690 as a Roman Numeral
_X_XMDCXC (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 21690 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 101010010111010 |
| 3: | 1002202100 |
| 4: | 11102322 |
| 5: | 1143230 |
| 6: | 244230 |
| 7: | 120144 |
| 8: | 52272 |
| 9: | 32670 |
| 10: | 21690 |
| 11: | 15329 |
| 12: | 10676 |
| 13: | 9B46 |
| 14: | 7C94 |
| 15: | 6660 |
| 16: | 54BA |
| 17: | 470F |
| 18: | 3CH0 |
| 19: | 331B |
| 20: | 2E4A |
| 21: | 273I |
| 22: | 20HK |
| 23: | 1I01 |
| 24: | 1DFI |
| 25: | 19HF |
| 26: | 1626 |
| 27: | 12K9 |
| 28: | RII |
| 29: | PMR |
| 30: | O30 |
| 31: | MHL |
| 32: | L5Q |
| 33: | JU9 |
| 34: | IPW |
| 35: | HOP |
| 36: | GQI |