Compare 28131 vs 28138
| Property | 28131 | 28138 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 31 × 93771 | 21 × 111 × 12791 |
| Prime factorization | 3 × 9377 | 2 × 11 × 1279 |
| Divisors count | 4 | 8 |
| Divisors | 1, 3, 9377, 28131 | 1, 2, 11, 22, 1279, 2558, 14069, 28138 |
| Number of properties | 1 | 0 |
| Semiprimes | 7013th | |
| Roman numberals | ||
| Base 2 | 1101101111000112 | 1101101111010102 |
| Base 3 | 11021202203 | 11021210113 |
| Base 4 | 123132034 | 123132224 |
| Base 5 | 14000115 | 14000235 |
| Base 6 | 3341236 | 3341346 |
| Base 7 | 1450057 | 1450157 |
| Base 8 | 667438 | 667528 |
| Base 9 | 425269 | 425349 |
| Base 10 | 2813110 | 2813810 |
| Base 11 | 1a15411 | 1a16011 |
| Base 12 | 1434312 | 1434a12 |
| Base 13 | ca5c13 | ca6613 |
| Base 14 | a37514 | a37c14 |
| Base 15 | 850615 | 850d15 |
| Base 16 | 6de316 | 6dea16 |