Positive Integers » 20001-30000 » 21901-22000 » 21970
Divisors of the Positive Integer 21970
1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2197, 4394, 10985, 21970Sum of all the Divisors of 21970, including itself
42840Sum of the Proper Divisors of 21970
20870Properties of the number 21970
The integer 21970 is an even number.The integer 21970 is a Composite number.
20870 is less than 21970, so 21970 is a deficient number.
The number 21970 as a Roman Numeral
_X_XMCMLXX (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 21970 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 101010111010010 |
| 3: | 1010010201 |
| 4: | 11113102 |
| 5: | 1200340 |
| 6: | 245414 |
| 7: | 121024 |
| 8: | 52722 |
| 9: | 33121 |
| 10: | 21970 |
| 11: | 15563 |
| 12: | 1086A |
| 13: | A000 |
| 14: | 8014 |
| 15: | 679A |
| 16: | 55D2 |
| 17: | 4806 |
| 18: | 3DEA |
| 19: | 33G6 |
| 20: | 2EIA |
| 21: | 27H4 |
| 22: | 218E |
| 23: | 1IC5 |
| 24: | 1E3A |
| 25: | 1A3K |
| 26: | 16D0 |
| 27: | 133J |
| 28: | 100I |
| 29: | Q3H |
| 30: | OCA |
| 31: | MQM |
| 32: | LEI |
| 33: | K5P |
| 34: | J06 |
| 35: | HWP |
| 36: | GYA |