Compare 31147 vs 31387
| Property | 31147 | 31387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 311471 | 313871 |
| Prime factorization | 31147 | 31387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 31147 | 1, 31387 |
| Number of properties | 9 | 8 |
| Chen primes | 1613th | |
| Cousin primes (1st member) | 477th | 484th |
| Good primes | 334th | |
| Harmonic primes | 1247th | |
| Isolated primes | 2395th | 2415th |
| Lucky primes | 520th | 525th |
| Primes | 3354th | 3382nd |
| Prime triplets (1st member) | 229th | 232nd |
| Sexy primes (1st member) | 980th | 990th |
| Sexy prime triplets (1st member) | 250th | |
| Ulam primes | 258th | |
| Roman numberals | ||
| Base 2 | 1111001101010112 | 1111010100110112 |
| Base 3 | 11202011213 | 11210011113 |
| Base 4 | 132122234 | 132221234 |
| Base 5 | 14440425 | 20010225 |
| Base 6 | 4001116 | 4011516 |
| Base 7 | 1565447 | 1603367 |
| Base 8 | 746538 | 752338 |
| Base 9 | 466479 | 470449 |
| Base 10 | 3114710 | 3138710 |
| Base 11 | 2144611 | 2164411 |
| Base 12 | 1603712 | 161b712 |
| Base 13 | 1123c13 | 1139513 |
| Base 14 | b4cb14 | b61d14 |
| Base 15 | 936715 | 947715 |
| Base 16 | 79ab16 | 7a9b16 |