Compare 161281 vs 161387
| Property | 161281 | 161387 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1612811 | 1613871 |
| Prime factorization | 161281 | 161387 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161281 | 1, 161387 |
| Number of properties | 6 | 4 |
| Additive primes | 6068th | |
| Chen primes | 6309th | |
| Harmonic primes | 5548th | |
| Isolated primes | 11168th | 11175th |
| Lucky primes | 1909th | |
| Primes | 14791st | 14800th |
| Proth primes | 122nd | |
| Pythagorean primes | 7379th | |
| Roman numberals | ||
| Base 2 | 1001110110000000012 | 1001110110011010112 |
| Base 3 | 220120201013 | 220121010223 |
| Base 4 | 2131200014 | 2131212234 |
| Base 5 | 201301115 | 201310225 |
| Base 6 | 32424016 | 32430556 |
| Base 7 | 12411317 | 12413427 |
| Base 8 | 4730018 | 4731538 |
| Base 9 | 2652119 | 2653389 |
| Base 10 | 16128110 | 16138710 |
| Base 11 | 10019a11 | 10028611 |
| Base 12 | 7940112 | 7948b12 |
| Base 13 | 5854313 | 585c513 |
| Base 14 | 42ac114 | 42b5914 |
| Base 15 | 32bc115 | 32c4215 |
| Base 16 | 2760116 | 2766b16 |