Compare 80831 vs 81031
| Property | 80831 | 81031 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 808311 | 810311 |
| Prime factorization | 80831 | 81031 |
| Divisors count | 2 | 2 |
| Divisors | 1, 80831 | 1, 81031 |
| Number of properties | 4 | 5 |
| Additive primes | 3299th | |
| Chen primes | 3580th | 3586th |
| Harmonic primes | 2988th | 2995th |
| Isolated primes | 5890th | |
| Primes | 7912th | 7931st |
| Twin primes (1st member) | 1019th | |
| Roman numberals | ||
| Base 2 | 100111011101111112 | 100111100100001112 |
| Base 3 | 110022122023 | 110100110113 |
| Base 4 | 1032323334 | 1033020134 |
| Base 5 | 100413115 | 100431115 |
| Base 6 | 14221156 | 14230516 |
| Base 7 | 4544427 | 4551467 |
| Base 8 | 2356778 | 2362078 |
| Base 9 | 1327829 | 1331349 |
| Base 10 | 8083110 | 8103110 |
| Base 11 | 5580311 | 5597511 |
| Base 12 | 3a93b12 | 3aa8712 |
| Base 13 | 2aa3a13 | 2ab6213 |
| Base 14 | 2165914 | 2175d14 |
| Base 15 | 18e3b15 | 1902115 |
| Base 16 | 13bbf16 | 13c8716 |