Compare 401809 vs 401887
| Property | 401809 | 401887 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 4018091 | 4018871 |
| Prime factorization | 401809 | 401887 |
| Divisors count | 2 | 2 |
| Divisors | 1, 401809 | 1, 401887 |
| Number of properties | 3 | 4 |
| Chen primes | 13710th | |
| Cousin primes (1st member) | 3822nd | |
| Isolated primes | 26358th | 26364th |
| Lucky primes | 4074th | |
| Primes | 33985th | 33991st |
| Roman numberals | ||
| Base 2 | 11000100001100100012 | 11000100001110111112 |
| Base 3 | 2021020112113 | 2021020212013 |
| Base 4 | 12020121014 | 12020131334 |
| Base 5 | 1003242145 | 1003300225 |
| Base 6 | 123401216 | 123403316 |
| Base 7 | 32623127 | 32624537 |
| Base 8 | 14206218 | 14207378 |
| Base 9 | 6721549 | 6722519 |
| Base 10 | 40180910 | 40188710 |
| Base 11 | 25498111 | 254a4211 |
| Base 12 | 17464112 | 1746a712 |
| Base 13 | 110b7513 | 110c0513 |
| Base 14 | a660914 | a666314 |
| Base 15 | 7e0c415 | 7e12715 |
| Base 16 | 6219116 | 621df16 |