Compare 138905 vs 138913
| Property | 138905 | 138913 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 51 × 131 × 21371 | 531 × 26211 |
| Prime factorization | 5 × 13 × 2137 | 53 × 2621 |
| Divisors count | 8 | 4 |
| Divisors | 1, 5, 13, 65, 2137, 10685, 27781, 138905 | 1, 53, 2621, 138913 |
| Number of properties | 0 | 1 |
| Semiprimes | 31949th | |
| Roman numberals | ||
| Base 2 | 1000011110100110012 | 1000011110101000012 |
| Base 3 | 210011121223 | 210011122213 |
| Base 4 | 2013221214 | 2013222014 |
| Base 5 | 134211105 | 134211235 |
| Base 6 | 25510256 | 25510416 |
| Base 7 | 11156547 | 11156657 |
| Base 8 | 4172318 | 4172418 |
| Base 9 | 2314789 | 2314879 |
| Base 10 | 13890510 | 13891310 |
| Base 11 | 953a811 | 9540511 |
| Base 12 | 6847512 | 6848112 |
| Base 13 | 4b2c013 | 4b2c813 |
| Base 14 | 3889b14 | 388a514 |
| Base 15 | 2b25515 | 2b25d15 |
| Base 16 | 21e9916 | 21ea116 |