Compare 129121 vs 129129
| Property | 129121 | 129129 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 5 |
| Total factors | 1 | 5 |
| Prime factorization | 1291211 | 31 × 71 × 111 × 131 × 431 |
| Prime factorization | 129121 | 3 × 7 × 11 × 13 × 43 |
| Divisors count | 2 | 32 |
| Divisors | 1, 129121 | 1, 3, 7, 11, 13, 21, 33, 39, 43, 77, 91, 129, 143, 231, 273, 301, 429, 473, 559, 903, 1001, 1419, 1677, 3003, 3311, 3913, 6149, 9933, 11739, 18447, 43043, 129129 |
| Number of properties | 5 | 0 |
| Emirps | 2438th | |
| Primes | 12088th | |
| Pythagorean primes | 6013th | |
| Sexy primes (1st member) | 3000th | |
| Twin primes (2nd member) | 1508th | |
| Roman numberals | ||
| Base 2 | 111111000011000012 | 111111000011010012 |
| Base 3 | 201200100213 | 201200101203 |
| Base 4 | 1332012014 | 1332012214 |
| Base 5 | 131124415 | 131130045 |
| Base 6 | 24334416 | 24334536 |
| Base 7 | 10453067 | 10453207 |
| Base 8 | 3741418 | 3741518 |
| Base 9 | 2161079 | 2161169 |
| Base 10 | 12912110 | 12912910 |
| Base 11 | 8901311 | 8902011 |
| Base 12 | 6288112 | 6288912 |
| Base 13 | 46a0513 | 46a1013 |
| Base 14 | 350ad14 | 350b714 |
| Base 15 | 283d115 | 283d915 |
| Base 16 | 1f86116 | 1f86916 |