Compare 12907 vs 12915
| Property | 12907 | 12915 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 5 |
| Prime factorization | 129071 | 32 × 51 × 71 × 411 |
| Prime factorization | 12907 | 3 × 3 × 5 × 7 × 41 |
| Divisors count | 2 | 24 |
| Divisors | 1, 12907 | 1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 1435, 1845, 2583, 4305, 12915 |
| Number of properties | 7 | 0 |
| Additive primes | 743rd | |
| Cousin primes (1st member) | 247th | |
| Emirps | 361st | |
| Harmonic primes | 551st | |
| Isolated primes | 1047th | |
| Lucky primes | 261st | |
| Primes | 1536th | |
| Roman numberals | ||
| Base 2 | 110010011010112 | 110010011100112 |
| Base 3 | 1222010013 | 1222011003 |
| Base 4 | 30212234 | 30213034 |
| Base 5 | 4031125 | 4031305 |
| Base 6 | 1354316 | 1354436 |
| Base 7 | 524267 | 524407 |
| Base 8 | 311538 | 311638 |
| Base 9 | 186319 | 186409 |
| Base 10 | 1290710 | 1291510 |
| Base 11 | 977411 | 978111 |
| Base 12 | 757712 | 758312 |
| Base 13 | 5b4b13 | 5b5613 |
| Base 14 | 49bd14 | 49c714 |
| Base 15 | 3c5715 | 3c6015 |
| Base 16 | 326b16 | 327316 |