Positive Integers » 20001-30000 » 21901-22000 » 21972
Divisors of the Positive Integer 21972
1, 2, 3, 4, 6, 12, 1831, 3662, 5493, 7324, 10986, 21972Sum of all the Divisors of 21972, including itself
51296Sum of the Proper Divisors of 21972
29324Properties of the number 21972
The integer 21972 is an even number.The integer 21972 is a Composite number.
29324 is greater than 21972, so 21972 is an abundant number.
The number 21972 as a Roman Numeral
_X_XMCMLXXII (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 21972 in various Numeral Systems
| Base | Representation |
|---|---|
| 2: | 101010111010100 |
| 3: | 1010010210 |
| 4: | 11113110 |
| 5: | 1200342 |
| 6: | 245420 |
| 7: | 121026 |
| 8: | 52724 |
| 9: | 33123 |
| 10: | 21972 |
| 11: | 15565 |
| 12: | 10870 |
| 13: | A002 |
| 14: | 8016 |
| 15: | 679C |
| 16: | 55D4 |
| 17: | 4808 |
| 18: | 3DEC |
| 19: | 33G8 |
| 20: | 2EIC |
| 21: | 27H6 |
| 22: | 218G |
| 23: | 1IC7 |
| 24: | 1E3C |
| 25: | 1A3M |
| 26: | 16D2 |
| 27: | 133L |
| 28: | 100K |
| 29: | Q3J |
| 30: | OCC |
| 31: | MQO |
| 32: | LEK |
| 33: | K5R |
| 34: | J08 |
| 35: | HWR |
| 36: | GYC |