Compare 28139 vs 28149
| Property | 28139 | 28149 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 3 |
| Prime factorization | 191 × 14811 | 31 × 111 × 8531 |
| Prime factorization | 19 × 1481 | 3 × 11 × 853 |
| Divisors count | 4 | 8 |
| Divisors | 1, 19, 1481, 28139 | 1, 3, 11, 33, 853, 2559, 9383, 28149 |
| Number of properties | 1 | 0 |
| Semiprimes | 7015th | |
| Roman numberals | ||
| Base 2 | 1101101111010112 | 1101101111101012 |
| Base 3 | 11021210123 | 11021211203 |
| Base 4 | 123132234 | 123133114 |
| Base 5 | 14000245 | 14000445 |
| Base 6 | 3341356 | 3341536 |
| Base 7 | 1450167 | 1450327 |
| Base 8 | 667538 | 667658 |
| Base 9 | 425359 | 425469 |
| Base 10 | 2813910 | 2814910 |
| Base 11 | 1a16111 | 1a17011 |
| Base 12 | 1434b12 | 1435912 |
| Base 13 | ca6713 | ca7413 |
| Base 14 | a37d14 | a38914 |
| Base 15 | 850e15 | 851915 |
| Base 16 | 6deb16 | 6df516 |