Compare 405989 vs 405995
| Property | 405989 | 405995 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 4059891 | 51 × 811991 |
| Prime factorization | 405989 | 5 × 81199 |
| Divisors count | 2 | 4 |
| Divisors | 1, 405989 | 1, 5, 81199, 405995 |
| Number of properties | 4 | 1 |
| Chen primes | 13833rd | |
| Primes | 34303rd | |
| Semiprimes | 88834th | |
| Super primes | 3666th | |
| Twin primes (1st member) | 3858th | |
| Roman numberals | ||
| Base 2 | 11000110001111001012 | 11000110001111010112 |
| Base 3 | 2021212201223 | 2021212202123 |
| Base 4 | 12030132114 | 12030132234 |
| Base 5 | 1004424245 | 1004424405 |
| Base 6 | 124113256 | 124113356 |
| Base 7 | 33104337 | 33104427 |
| Base 8 | 14307458 | 14307538 |
| Base 9 | 6778189 | 6778259 |
| Base 10 | 40598910 | 40599510 |
| Base 11 | 25803111 | 25803711 |
| Base 12 | 176b4512 | 176b4b12 |
| Base 13 | 112a3c13 | 112a4513 |
| Base 14 | a7d5314 | a7d5914 |
| Base 15 | 8045e15 | 8046515 |
| Base 16 | 631e516 | 631eb16 |