Compare 3991 vs 3992
| Property | 3991 | 3992 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 2 |
| Total factors | 2 | 4 |
| Prime factorization | 131 × 3071 | 23 × 4991 |
| Prime factorization | 13 × 307 | 2 × 2 × 2 × 499 |
| Divisors count | 4 | 8 |
| Divisors | 1, 13, 307, 3991 | 1, 2, 4, 8, 499, 998, 1996, 3992 |
| Number of properties | 1 | 0 |
| Semiprimes | 1102nd | |
| Roman numberals | MMMCMXCI | MMMCMXCII |
| Base 2 | 1111100101112 | 1111100110002 |
| Base 3 | 121102113 | 121102123 |
| Base 4 | 3321134 | 3321204 |
| Base 5 | 1114315 | 1114325 |
| Base 6 | 302516 | 302526 |
| Base 7 | 144317 | 144327 |
| Base 8 | 76278 | 76308 |
| Base 9 | 54249 | 54259 |
| Base 10 | 399110 | 399210 |
| Base 11 | 2aa911 | 2aaa11 |
| Base 12 | 238712 | 238812 |
| Base 13 | 1a8013 | 1a8113 |
| Base 14 | 165114 | 165214 |
| Base 15 | 12b115 | 12b215 |
| Base 16 | f9716 | f9816 |