Compare 28139 vs 28143
| Property | 28139 | 28143 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 191 × 14811 | 32 × 531 × 591 |
| Prime factorization | 19 × 1481 | 3 × 3 × 53 × 59 |
| Divisors count | 4 | 12 |
| Divisors | 1, 19, 1481, 28139 | 1, 3, 9, 53, 59, 159, 177, 477, 531, 3127, 9381, 28143 |
| Number of properties | 1 | 0 |
| Semiprimes | 7015th | |
| Roman numberals | ||
| Base 2 | 1101101111010112 | 1101101111011112 |
| Base 3 | 11021210123 | 11021211003 |
| Base 4 | 123132234 | 123132334 |
| Base 5 | 14000245 | 14000335 |
| Base 6 | 3341356 | 3341436 |
| Base 7 | 1450167 | 1450237 |
| Base 8 | 667538 | 667578 |
| Base 9 | 425359 | 425409 |
| Base 10 | 2813910 | 2814310 |
| Base 11 | 1a16111 | 1a16511 |
| Base 12 | 1434b12 | 1435312 |
| Base 13 | ca6713 | ca6b13 |
| Base 14 | a37d14 | a38314 |
| Base 15 | 850e15 | 851315 |
| Base 16 | 6deb16 | 6def16 |