Compare 28129 vs 28139
| Property | 28129 | 28139 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 231 × 12231 | 191 × 14811 |
| Prime factorization | 23 × 1223 | 19 × 1481 |
| Divisors count | 4 | 4 |
| Divisors | 1, 23, 1223, 28129 | 1, 19, 1481, 28139 |
| Number of properties | 1 | 1 |
| Semiprimes | 7012th | 7015th |
| Roman numberals | ||
| Base 2 | 1101101111000012 | 1101101111010112 |
| Base 3 | 11021202113 | 11021210123 |
| Base 4 | 123132014 | 123132234 |
| Base 5 | 14000045 | 14000245 |
| Base 6 | 3341216 | 3341356 |
| Base 7 | 1450037 | 1450167 |
| Base 8 | 667418 | 667538 |
| Base 9 | 425249 | 425359 |
| Base 10 | 2812910 | 2813910 |
| Base 11 | 1a15211 | 1a16111 |
| Base 12 | 1434112 | 1434b12 |
| Base 13 | ca5a13 | ca6713 |
| Base 14 | a37314 | a37d14 |
| Base 15 | 850415 | 850e15 |
| Base 16 | 6de116 | 6deb16 |