Compare 30871 vs 31387
| Property | 30871 | 31387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 308711 | 313871 |
| Prime factorization | 30871 | 31387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30871 | 1, 31387 |
| Number of properties | 4 | 8 |
| Additive primes | 1508th | |
| Chen primes | 1613th | |
| Cousin primes (1st member) | 484th | |
| Isolated primes | 2415th | |
| Lucky primes | 513th | 525th |
| Primes | 3330th | 3382nd |
| Prime triplets (1st member) | 232nd | |
| Sexy primes (1st member) | 990th | |
| Twin primes (2nd member) | 478th | |
| Ulam primes | 258th | |
| Roman numberals | ||
| Base 2 | 1111000100101112 | 1111010100110112 |
| Base 3 | 11201001013 | 11210011113 |
| Base 4 | 132021134 | 132221234 |
| Base 5 | 14414415 | 20010225 |
| Base 6 | 3545316 | 4011516 |
| Base 7 | 1560017 | 1603367 |
| Base 8 | 742278 | 752338 |
| Base 9 | 463119 | 470449 |
| Base 10 | 3087110 | 3138710 |
| Base 11 | 2121511 | 2164411 |
| Base 12 | 15a4712 | 161b712 |
| Base 13 | 1108913 | 1139513 |
| Base 14 | b37114 | b61d14 |
| Base 15 | 923115 | 947715 |
| Base 16 | 789716 | 7a9b16 |