Compare 1001809 vs 1001981
| Property | 1001809 | 1001981 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10018091 | 10019811 |
| Prime factorization | 1001809 | 1001981 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1001809 | 1, 1001981 |
| Number of properties | 4 | 5 |
| Additive primes | 30190th | |
| Chen primes | 30000th | |
| Cousin primes (2nd member) | 8162nd | |
| Lucky primes | 8628th | |
| Primes | 78638th | 78648th |
| Prime triplets (2nd member) | 2842nd | |
| Twin primes (1st member) | 8186th | |
| Twin primes (2nd member) | 8185th | |
| Roman numberals | ||
| Base 2 | 111101001001010100012 | 111101001001111111012 |
| Base 3 | 12122200200013 | 12122201101023 |
| Base 4 | 33102111014 | 33102133314 |
| Base 5 | 2240242145 | 2240304115 |
| Base 6 | 332500016 | 332504456 |
| Base 7 | 113415047 | 113421417 |
| Base 8 | 36445218 | 36447758 |
| Base 9 | 17862019 | 17864129 |
| Base 10 | 100180910 | 100198110 |
| Base 11 | 62474611 | 62489211 |
| Base 12 | 40390112 | 403a2512 |
| Base 13 | 290cb313 | 2910b613 |
| Base 14 | 1c113b14 | 1c122114 |
| Base 15 | 14bc7415 | 14bd3b15 |
| Base 16 | f495116 | f49fd16 |