Compare 381991 vs 382391
| Property | 381991 | 382391 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 3819911 | 3823911 |
| Prime factorization | 381991 | 382391 |
| Divisors count | 2 | 2 |
| Divisors | 1, 381991 | 1, 382391 |
| Number of properties | 4 | 5 |
| Additive primes | 12865th | |
| Chen primes | 13142nd | 13153rd |
| Emirps | 6266th | |
| Isolated primes | 25147th | |
| Primes | 32448th | 32474th |
| Sophie germain primes | 3477th | |
| Twin primes (2nd member) | 3662nd | |
| Roman numberals | ||
| Base 2 | 10111010100001001112 | 10111010101101101112 |
| Base 3 | 2011012222113 | 2011021121223 |
| Base 4 | 11311002134 | 11311123134 |
| Base 5 | 442104315 | 442140315 |
| Base 6 | 121042516 | 121101556 |
| Base 7 | 31504517 | 31515627 |
| Base 8 | 13520478 | 13526678 |
| Base 9 | 6418849 | 6424789 |
| Base 10 | 38199110 | 38239110 |
| Base 11 | 240aa511 | 24132911 |
| Base 12 | 16508712 | 16535b12 |
| Base 13 | 104b3c13 | 10508913 |
| Base 14 | 9d2d114 | 9d4d914 |
| Base 15 | 782b115 | 7847b15 |
| Base 16 | 5d42716 | 5d5b716 |