Compare 31386 vs 31393
| Property | 31386 | 31393 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 31 × 52311 | 313931 |
| Prime factorization | 2 × 3 × 5231 | 31393 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 3, 6, 5231, 10462, 15693, 31386 | 1, 31393 |
| Number of properties | 0 | 11 |
| Additive primes | 1531st | |
| Cousin primes (1st member) | 485th | |
| Emirps | 678th | |
| Happy primes | 557th | |
| Harmonic primes | 1261st | |
| Primes | 3384th | |
| Prime triplets (2nd member) | 233rd | |
| Prime triplets (3rd member) | 232nd | |
| Pythagorean primes | 1682nd | |
| Sexy primes (2nd member) | 990th | |
| Twin primes (2nd member) | 485th | |
| Roman numberals | ||
| Base 2 | 1111010100110102 | 1111010101000012 |
| Base 3 | 11210011103 | 11210012013 |
| Base 4 | 132221224 | 132222014 |
| Base 5 | 20010215 | 20010335 |
| Base 6 | 4011506 | 4012016 |
| Base 7 | 1603357 | 1603457 |
| Base 8 | 752328 | 752418 |
| Base 9 | 470439 | 470519 |
| Base 10 | 3138610 | 3139310 |
| Base 11 | 2164311 | 2164a11 |
| Base 12 | 161b612 | 1620112 |
| Base 13 | 1139413 | 1139b13 |
| Base 14 | b61c14 | b62514 |
| Base 15 | 947615 | 947d15 |
| Base 16 | 7a9a16 | 7aa116 |