Compare 256981 vs 256985
| Property | 256981 | 256985 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 3 |
| Total factors | 1 | 3 |
| Prime factorization | 2569811 | 51 × 1031 × 4991 |
| Prime factorization | 256981 | 5 × 103 × 499 |
| Divisors count | 2 | 8 |
| Divisors | 1, 256981 | 1, 5, 103, 499, 515, 2495, 51397, 256985 |
| Number of properties | 5 | 0 |
| Additive primes | 9133rd | |
| Chen primes | 9339th | |
| Isolated primes | 17316th | |
| Long primes | 8457th | |
| Primes | 22597th | |
| Roman numberals | ||
| Base 2 | 1111101011110101012 | 1111101011110110012 |
| Base 3 | 1110011112113 | 1110011112223 |
| Base 4 | 3322331114 | 3322331214 |
| Base 5 | 312104115 | 312104205 |
| Base 6 | 53014216 | 53014256 |
| Base 7 | 21201347 | 21201417 |
| Base 8 | 7657258 | 7657318 |
| Base 9 | 4314549 | 4314589 |
| Base 10 | 25698110 | 25698510 |
| Base 11 | 16608a11 | 16609311 |
| Base 12 | 10487112 | 10487512 |
| Base 13 | 8cc7a13 | 8cc8113 |
| Base 14 | 6991b14 | 6992114 |
| Base 15 | 5122115 | 5122515 |
| Base 16 | 3ebd516 | 3ebd916 |