Compare 31387 vs 31396
| Property | 31387 | 31396 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 4 |
| Prime factorization | 313871 | 22 × 471 × 1671 |
| Prime factorization | 31387 | 2 × 2 × 47 × 167 |
| Divisors count | 2 | 12 |
| Divisors | 1, 31387 | 1, 2, 4, 47, 94, 167, 188, 334, 668, 7849, 15698, 31396 |
| 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 | 1111010101001002 |
| Base 3 | 11210011113 | 11210012113 |
| Base 4 | 132221234 | 132222104 |
| Base 5 | 20010225 | 20010415 |
| Base 6 | 4011516 | 4012046 |
| Base 7 | 1603367 | 1603517 |
| Base 8 | 752338 | 752448 |
| Base 9 | 470449 | 470549 |
| Base 10 | 3138710 | 3139610 |
| Base 11 | 2164411 | 2165211 |
| Base 12 | 161b712 | 1620412 |
| Base 13 | 1139513 | 113a113 |
| Base 14 | b61d14 | b62814 |
| Base 15 | 947715 | 948115 |
| Base 16 | 7a9b16 | 7aa416 |