Compare 81001 vs 81031
| Property | 81001 | 81031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 810011 | 810311 |
| Prime factorization | 81001 | 81031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 81001 | 1, 81031 |
| Number of properties | 5 | 5 |
| Additive primes | 3299th | |
| Chen primes | 3586th | |
| Harmonic primes | 2993rd | 2995th |
| Isolated primes | 5887th | 5890th |
| Lucky primes | 1068th | |
| Primes | 7926th | 7931st |
| Pythagorean primes | 3950th | |
| Roman numberals | ||
| Base 2 | 100111100011010012 | 100111100100001112 |
| Base 3 | 110100100013 | 110100110113 |
| Base 4 | 1033012214 | 1033020134 |
| Base 5 | 100430015 | 100431115 |
| Base 6 | 14230016 | 14230516 |
| Base 7 | 4551047 | 4551467 |
| Base 8 | 2361518 | 2362078 |
| Base 9 | 1331019 | 1331349 |
| Base 10 | 8100110 | 8103110 |
| Base 11 | 5594811 | 5597511 |
| Base 12 | 3aa6112 | 3aa8712 |
| Base 13 | 2ab3b13 | 2ab6213 |
| Base 14 | 2173b14 | 2175d14 |
| Base 15 | 1900115 | 1902115 |
| Base 16 | 13c6916 | 13c8716 |