Compare 8221 vs 8807
| Property | 8221 | 8807 | 
|---|---|---|
| Type | prime | prime | 
| Unique factors | 1 | 1 | 
| Total factors | 1 | 1 | 
| Prime factorization | 82211 | 88071 | 
| Prime factorization | 8221 | 8807 | 
| Divisors count | 2 | 2 | 
| Divisors | 1, 8221 | 1, 8807 | 
| Number of properties | 7 | 8 | 
| Additive primes | 505th | 534th | 
| Chen primes | 554th | 578th | 
| Cousin primes (2nd member) | 186th | |
| Harmonic primes | 402nd | |
| Isolated primes | 728th | |
| Long primes | 425th | |
| Lucky primes | 187th | |
| Primes | 1031st | 1097th | 
| Pythagorean primes | 511th | |
| Super primes | 173rd | 184th | 
| Twin primes (2nd member) | 178th | |
| Roman numberals | ||
| Base 2 | 100000000111012 | 100010011001112 | 
| Base 3 | 1020211113 | 1100020123 | 
| Base 4 | 20001314 | 20212134 | 
| Base 5 | 2303415 | 2402125 | 
| Base 6 | 1020216 | 1044356 | 
| Base 7 | 326537 | 344517 | 
| Base 8 | 200358 | 211478 | 
| Base 9 | 122449 | 130659 | 
| Base 10 | 822110 | 880710 | 
| Base 11 | 61a411 | 668711 | 
| Base 12 | 491112 | 511b12 | 
| Base 13 | 398513 | 401613 | 
| Base 14 | 2dd314 | 32d114 | 
| Base 15 | 268115 | 292215 | 
| Base 16 | 201d16 | 226716 |