Compare 20161 vs 20163
| Property | 20161 | 20163 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 201611 | 31 × 111 × 131 × 471 |
| Prime factorization | 20161 | 3 × 11 × 13 × 47 |
| Divisors count | 2 | 16 |
| Divisors | 1, 20161 | 1, 3, 11, 13, 33, 39, 47, 141, 143, 429, 517, 611, 1551, 1833, 6721, 20163 |
| Number of properties | 5 | 0 |
| Centered decagonal primes | 34th | |
| Isolated primes | 1594th | |
| Primes | 2281st | |
| Pythagorean primes | 1134th | |
| Super primes | 339th | |
| Roman numberals | ||
| Base 2 | 1001110110000012 | 1001110110000112 |
| Base 3 | 10001222013 | 10001222103 |
| Base 4 | 103230014 | 103230034 |
| Base 5 | 11211215 | 11211235 |
| Base 6 | 2332016 | 2332036 |
| Base 7 | 1125317 | 1125337 |
| Base 8 | 473018 | 473038 |
| Base 9 | 305819 | 305839 |
| Base 10 | 2016110 | 2016310 |
| Base 11 | 1416911 | 1417011 |
| Base 12 | b80112 | b80312 |
| Base 13 | 923b13 | 924013 |
| Base 14 | 74c114 | 74c314 |
| Base 15 | 5e9115 | 5e9315 |
| Base 16 | 4ec116 | 4ec316 |