Compare 10381 vs 10391
| Property | 10381 | 10391 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 71 × 14831 | 103911 |
| Prime factorization | 7 × 1483 | 10391 |
| Divisors count | 4 | 2 |
| Divisors | 1, 7, 1483, 10381 | 1, 10391 |
| Number of properties | 1 | 5 |
| Chen primes | 657th | |
| Emirps | 258th | |
| Isolated primes | 848th | |
| Primes | 1273rd | |
| Semiprimes | 2717th | |
| Ulam primes | 94th | |
| Roman numberals | ||
| Base 2 | 101000100011012 | 101000100101112 |
| Base 3 | 1120201113 | 1120202123 |
| Base 4 | 22020314 | 22021134 |
| Base 5 | 3130115 | 3130315 |
| Base 6 | 1200216 | 1200356 |
| Base 7 | 421607 | 422037 |
| Base 8 | 242158 | 242278 |
| Base 9 | 152149 | 152259 |
| Base 10 | 1038110 | 1039110 |
| Base 11 | 788811 | 789711 |
| Base 12 | 601112 | 601b12 |
| Base 13 | 495713 | 496413 |
| Base 14 | 3ad714 | 3b0314 |
| Base 15 | 312115 | 312b15 |
| Base 16 | 288d16 | 289716 |