Compare 31387 vs 31394
| Property | 31387 | 31394 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 313871 | 21 × 111 × 14271 |
| Prime factorization | 31387 | 2 × 11 × 1427 |
| Divisors count | 2 | 8 |
| Divisors | 1, 31387 | 1, 2, 11, 22, 1427, 2854, 15697, 31394 |
| Number of properties | 8 | 0 |
| Chen primes | 1613th | |
| Cousin primes (1st member) | 484th | |
| Isolated primes | 2415th | |
| Lucky primes | 525th | |
| Primes | 3382nd | |
| Prime triplets (1st member) | 232nd | |
| Sexy primes (1st member) | 990th | |
| Ulam primes | 258th | |
| Roman numberals | ||
| Base 2 | 1111010100110112 | 1111010101000102 |
| Base 3 | 11210011113 | 11210012023 |
| Base 4 | 132221234 | 132222024 |
| Base 5 | 20010225 | 20010345 |
| Base 6 | 4011516 | 4012026 |
| Base 7 | 1603367 | 1603467 |
| Base 8 | 752338 | 752428 |
| Base 9 | 470449 | 470529 |
| Base 10 | 3138710 | 3139410 |
| Base 11 | 2164411 | 2165011 |
| Base 12 | 161b712 | 1620212 |
| Base 13 | 1139513 | 1139c13 |
| Base 14 | b61d14 | b62614 |
| Base 15 | 947715 | 947e15 |
| Base 16 | 7a9b16 | 7aa216 |