Compare 31319 vs 31387
| Property | 31319 | 31387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 313191 | 313871 |
| Prime factorization | 31319 | 31387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 31319 | 1, 31387 |
| Number of properties | 5 | 8 |
| Additive primes | 1525th | |
| Chen primes | 1610th | 1613th |
| Cousin primes (1st member) | 484th | |
| Isolated primes | 2415th | |
| Lucky primes | 525th | |
| Primes | 3375th | 3382nd |
| Prime triplets (1st member) | 232nd | |
| Sexy primes (1st member) | 990th | |
| Sophie germain primes | 459th | |
| Twin primes (1st member) | 484th | |
| Ulam primes | 258th | |
| Roman numberals | ||
| Base 2 | 1111010010101112 | 1111010100110112 |
| Base 3 | 11202212223 | 11210011113 |
| Base 4 | 132211134 | 132221234 |
| Base 5 | 20002345 | 20010225 |
| Base 6 | 4005556 | 4011516 |
| Base 7 | 1602117 | 1603367 |
| Base 8 | 751278 | 752338 |
| Base 9 | 468589 | 470449 |
| Base 10 | 3131910 | 3138710 |
| Base 11 | 2159211 | 2164411 |
| Base 12 | 1615b12 | 161b712 |
| Base 13 | 1134213 | 1139513 |
| Base 14 | b5b114 | b61d14 |
| Base 15 | 942e15 | 947715 |
| Base 16 | 7a5716 | 7a9b16 |