Compare 31123 vs 31387
| Property | 31123 | 31387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 311231 | 313871 |
| Prime factorization | 31123 | 31387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 31123 | 1, 31387 |
| Number of properties | 3 | 8 |
| Chen primes | 1613th | |
| Cousin primes (1st member) | 484th | |
| Isolated primes | 2415th | |
| Lucky primes | 525th | |
| Primes | 3352nd | 3382nd |
| Prime triplets (1st member) | 232nd | |
| Sexy primes (1st member) | 990th | |
| Twin primes (2nd member) | 480th | |
| Ulam primes | 255th | 258th |
| Roman numberals | ||
| Base 2 | 1111001100100112 | 1111010100110112 |
| Base 3 | 11202002013 | 11210011113 |
| Base 4 | 132121034 | 132221234 |
| Base 5 | 14434435 | 20010225 |
| Base 6 | 4000316 | 4011516 |
| Base 7 | 1565117 | 1603367 |
| Base 8 | 746238 | 752338 |
| Base 9 | 466219 | 470449 |
| Base 10 | 3112310 | 3138710 |
| Base 11 | 2142411 | 2164411 |
| Base 12 | 1601712 | 161b712 |
| Base 13 | 1122113 | 1139513 |
| Base 14 | b4b114 | b61d14 |
| Base 15 | 934d15 | 947715 |
| Base 16 | 799316 | 7a9b16 |