Compare 31387 vs 31392
| Property | 31387 | 31392 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 8 |
| Prime factorization | 313871 | 25 × 32 × 1091 |
| Prime factorization | 31387 | 2 × 2 × 2 × 2 × 2 × 3 × 3 × 109 |
| Divisors count | 2 | 36 |
| Divisors | 1, 31387 | 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 109, 144, 218, 288, 327, 436, 654, 872, 981, 1308, 1744, 1962, 2616, 3488, 3924, 5232, 7848, 10464, 15696, 31392 |
| 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 | 1111010101000002 |
| Base 3 | 11210011113 | 11210012003 |
| Base 4 | 132221234 | 132222004 |
| Base 5 | 20010225 | 20010325 |
| Base 6 | 4011516 | 4012006 |
| Base 7 | 1603367 | 1603447 |
| Base 8 | 752338 | 752408 |
| Base 9 | 470449 | 470509 |
| Base 10 | 3138710 | 3139210 |
| Base 11 | 2164411 | 2164911 |
| Base 12 | 161b712 | 1620012 |
| Base 13 | 1139513 | 1139a13 |
| Base 14 | b61d14 | b62414 |
| Base 15 | 947715 | 947c15 |
| Base 16 | 7a9b16 | 7aa016 |