Compare 31135 vs 31139
| Property | 31135 | 31139 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 131 × 4791 | 311391 |
| Prime factorization | 5 × 13 × 479 | 31139 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 13, 65, 479, 2395, 6227, 31135 | 1, 31139 |
| Number of properties | 0 | 7 |
| Additive primes | 1515th | |
| Emirps | 669th | |
| Good primes | 333rd | |
| Isolated primes | 2394th | |
| Long primes | 1271st | |
| Primes | 3353rd | |
| Safe primes | 272nd | |
| Roman numberals | ||
| Base 2 | 1111001100111112 | 1111001101000112 |
| Base 3 | 11202010113 | 11202010223 |
| Base 4 | 132121334 | 132122034 |
| Base 5 | 14440205 | 14440245 |
| Base 6 | 4000516 | 4000556 |
| Base 7 | 1565267 | 1565337 |
| Base 8 | 746378 | 746438 |
| Base 9 | 466349 | 466389 |
| Base 10 | 3113510 | 3113910 |
| Base 11 | 2143511 | 2143911 |
| Base 12 | 1602712 | 1602b12 |
| Base 13 | 1123013 | 1123413 |
| Base 14 | b4bd14 | b4c314 |
| Base 15 | 935a15 | 935e15 |
| Base 16 | 799f16 | 79a316 |