Compare 2861 vs 2870
| Property | 2861 | 2870 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 28611 | 21 × 51 × 71 × 411 |
| Prime factorization | 2861 | 2 × 5 × 7 × 41 |
| Divisors count | 2 | 16 |
| Divisors | 1, 2861 | 1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 205, 287, 410, 574, 1435, 2870 |
| Number of properties | 7 | 0 |
| Additive primes | 216th | |
| Chen primes | 247th | |
| Cousin primes (2nd member) | 86th | |
| Isolated primes | 257th | |
| Long primes | 168th | |
| Primes | 416th | |
| Pythagorean primes | 205th | |
| Roman numberals | MMDCCCLXI | MMDCCCLXX |
| Base 2 | 1011001011012 | 1011001101102 |
| Base 3 | 102202223 | 102210223 |
| Base 4 | 2302314 | 2303124 |
| Base 5 | 424215 | 424405 |
| Base 6 | 211256 | 211426 |
| Base 7 | 112257 | 112407 |
| Base 8 | 54558 | 54668 |
| Base 9 | 38289 | 38389 |
| Base 10 | 286110 | 287010 |
| Base 11 | 217111 | 217a11 |
| Base 12 | 17a512 | 17b212 |
| Base 13 | 13c113 | 13ca13 |
| Base 14 | 108514 | 109014 |
| Base 15 | cab15 | cb515 |
| Base 16 | b2d16 | b3616 |