Compare 30871 vs 30880
| Property | 30871 | 30880 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 7 |
| Prime factorization | 308711 | 25 × 51 × 1931 |
| Prime factorization | 30871 | 2 × 2 × 2 × 2 × 2 × 5 × 193 |
| Divisors count | 2 | 24 |
| Divisors | 1, 30871 | 1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 193, 386, 772, 965, 1544, 1930, 3088, 3860, 6176, 7720, 15440, 30880 |
| Number of properties | 4 | 0 |
| Additive primes | 1508th | |
| Lucky primes | 513th | |
| Primes | 3330th | |
| Twin primes (2nd member) | 478th | |
| Roman numberals | ||
| Base 2 | 1111000100101112 | 1111000101000002 |
| Base 3 | 11201001013 | 11201002013 |
| Base 4 | 132021134 | 132022004 |
| Base 5 | 14414415 | 14420105 |
| Base 6 | 3545316 | 3545446 |
| Base 7 | 1560017 | 1560137 |
| Base 8 | 742278 | 742408 |
| Base 9 | 463119 | 463219 |
| Base 10 | 3087110 | 3088010 |
| Base 11 | 2121511 | 2122311 |
| Base 12 | 15a4712 | 15a5412 |
| Base 13 | 1108913 | 1109513 |
| Base 14 | b37114 | b37a14 |
| Base 15 | 923115 | 923a15 |
| Base 16 | 789716 | 78a016 |