Compare 253949 vs 254447
| Property | 253949 | 254447 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2539491 | 2544471 |
| Prime factorization | 253949 | 254447 |
| Divisors count | 2 | 2 |
| Divisors | 1, 253949 | 1, 254447 |
| Number of properties | 4 | 4 |
| Chen primes | 9249th | |
| Isolated primes | 17156th | |
| Long primes | 8374th | 8383rd |
| Primes | 22357th | 22395th |
| Twin primes (1st member) | 2617th | |
| Ulam primes | 1606th | |
| Roman numberals | ||
| Base 2 | 1111011111111111012 | 1111100001111011112 |
| Base 3 | 1102201001123 | 1102210002223 |
| Base 4 | 3313333314 | 3320132334 |
| Base 5 | 311112445 | 311202425 |
| Base 6 | 52354056 | 52415556 |
| Base 7 | 21052437 | 21065547 |
| Base 8 | 7577758 | 7607578 |
| Base 9 | 4263159 | 4270289 |
| Base 10 | 25394910 | 25444710 |
| Base 11 | 16388311 | 16419611 |
| Base 12 | 102b6512 | 1032bb12 |
| Base 13 | 8b78713 | 8ba7b13 |
| Base 14 | 6879314 | 68a2b14 |
| Base 15 | 5039e15 | 505d215 |
| Base 16 | 3dffd16 | 3e1ef16 |