Compare 8221 vs 8461
| Property | 8221 | 8461 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 82211 | 84611 |
| Prime factorization | 8221 | 8461 |
| Divisors count | 2 | 2 |
| Divisors | 1, 8221 | 1, 8461 |
| Number of properties | 7 | 5 |
| Additive primes | 505th | 515th |
| Chen primes | 554th | |
| Isolated primes | 695th | |
| Lucky primes | 187th | |
| Primes | 1031st | 1058th |
| Pythagorean primes | 511th | 525th |
| Sexy primes (1st member) | 360th | |
| Super primes | 173rd | |
| Twin primes (2nd member) | 178th | |
| Roman numberals | ||
| Base 2 | 100000000111012 | 100001000011012 |
| Base 3 | 1020211113 | 1021211013 |
| Base 4 | 20001314 | 20100314 |
| Base 5 | 2303415 | 2323215 |
| Base 6 | 1020216 | 1031016 |
| Base 7 | 326537 | 334457 |
| Base 8 | 200358 | 204158 |
| Base 9 | 122449 | 125419 |
| Base 10 | 822110 | 846110 |
| Base 11 | 61a411 | 63a211 |
| Base 12 | 491112 | 4a9112 |
| Base 13 | 398513 | 3b0b13 |
| Base 14 | 2dd314 | 312514 |
| Base 15 | 268115 | 279115 |
| Base 16 | 201d16 | 210d16 |