Compare 861221 vs 861347
| Property | 861221 | 861347 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 8612211 | 8613471 |
| Prime factorization | 861221 | 861347 |
| Divisors count | 2 | 2 |
| Divisors | 1, 861221 | 1, 861347 |
| Number of properties | 3 | 5 |
| Additive primes | 26414th | |
| Chen primes | 26345th | |
| Isolated primes | 54066th | 54071st |
| Primes | 68439th | 68444th |
| Sexy primes (1st member) | 14487th | |
| Sophie germain primes | 6847th | |
| Roman numberals | ||
| Base 2 | 110100100100001001012 | 110100100100101000112 |
| Base 3 | 11212021010023 | 11212021122023 |
| Base 4 | 31021002114 | 31021022034 |
| Base 5 | 2100243415 | 2100303425 |
| Base 6 | 302430456 | 302434156 |
| Base 7 | 102145647 | 102151347 |
| Base 8 | 32220458 | 32222438 |
| Base 9 | 15523329 | 15524829 |
| Base 10 | 86122110 | 86134710 |
| Base 11 | 53905911 | 53916311 |
| Base 12 | 35648512 | 35656b12 |
| Base 13 | 241cca13 | 24209613 |
| Base 14 | 185bdb14 | 185c8b14 |
| Base 15 | 12029b15 | 12033215 |
| Base 16 | d242516 | d24a316 |