Compare 2731 vs 2740
| Property | 2731 | 2740 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 27311 | 22 × 51 × 1371 |
| Prime factorization | 2731 | 2 × 2 × 5 × 137 |
| Divisors count | 2 | 12 |
| Divisors | 1, 2731 | 1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740 |
| Number of properties | 6 | 0 |
| Additive primes | 209th | |
| Chen primes | 239th | |
| Long primes | 159th | |
| Primes | 399th | |
| Twin primes (2nd member) | 78th | |
| Wagstaff primes | 5th | |
| Roman numberals | MMDCCXXXI | MMDCCXL |
| Base 2 | 1010101010112 | 1010101101002 |
| Base 3 | 102020113 | 102021113 |
| Base 4 | 2222234 | 2223104 |
| Base 5 | 414115 | 414305 |
| Base 6 | 203516 | 204046 |
| Base 7 | 106517 | 106637 |
| Base 8 | 52538 | 52648 |
| Base 9 | 36649 | 36749 |
| Base 10 | 273110 | 274010 |
| Base 11 | 206311 | 207111 |
| Base 12 | 16b712 | 170412 |
| Base 13 | 132113 | 132a13 |
| Base 14 | dd114 | dda14 |
| Base 15 | c2115 | c2a15 |
| Base 16 | aab16 | ab416 |