Compare 161281 vs 211457
| Property | 161281 | 211457 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1612811 | 2114571 |
| Prime factorization | 161281 | 211457 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161281 | 1, 211457 |
| Number of properties | 6 | 6 |
| Additive primes | 6068th | |
| Chen primes | 7906th | |
| Isolated primes | 11168th | 14402nd |
| Lucky primes | 1909th | |
| Primes | 14791st | 18931st |
| Proth primes | 122nd | 133rd |
| Pythagorean primes | 7379th | 9452nd |
| Ulam primes | 1359th | |
| Roman numberals | ||
| Base 2 | 1001110110000000012 | 1100111010000000012 |
| Base 3 | 220120201013 | 1012020012023 |
| Base 4 | 2131200014 | 3032200014 |
| Base 5 | 201301115 | 232313125 |
| Base 6 | 32424016 | 43105456 |
| Base 7 | 12411317 | 15403317 |
| Base 8 | 4730018 | 6350018 |
| Base 9 | 2652119 | 3520529 |
| Base 10 | 16128110 | 21145710 |
| Base 11 | 10019a11 | 13496411 |
| Base 12 | 7940112 | a245512 |
| Base 13 | 5854313 | 7532c13 |
| Base 14 | 42ac114 | 570c114 |
| Base 15 | 32bc115 | 429c215 |
| Base 16 | 2760116 | 33a0116 |