Compare 401 vs 401
| Property | 401 | 401 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4011 | 4011 |
| Prime factorization | 401 | 401 |
| Divisors count | 2 | 2 |
| Divisors | 1, 401 | 1, 401 |
| Number of properties | 7 | 7 |
| Additive primes | 46th | 46th |
| Chen primes | 56th | 56th |
| Cousin primes (2nd member) | 22nd | 22nd |
| Isolated primes | 38th | 38th |
| Primes | 79th | 79th |
| Pythagorean primes | 38th | 38th |
| Super primes | 22nd | 22nd |
| Roman numberals | CDI | CDI |
| Base 2 | 1100100012 | 1100100012 |
| Base 3 | 1122123 | 1122123 |
| Base 4 | 121014 | 121014 |
| Base 5 | 31015 | 31015 |
| Base 6 | 15056 | 15056 |
| Base 7 | 11127 | 11127 |
| Base 8 | 6218 | 6218 |
| Base 9 | 4859 | 4859 |
| Base 10 | 40110 | 40110 |
| Base 11 | 33511 | 33511 |
| Base 12 | 29512 | 29512 |
| Base 13 | 24b13 | 24b13 |
| Base 14 | 20914 | 20914 |
| Base 15 | 1bb15 | 1bb15 |
| Base 16 | 19116 | 19116 |