Compare 8211 vs 8219
| Property | 8211 | 8219 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 31 × 71 × 171 × 231 | 82191 |
| Prime factorization | 3 × 7 × 17 × 23 | 8219 |
| Divisors count | 16 | 2 |
| Divisors | 1, 3, 7, 17, 21, 23, 51, 69, 119, 161, 357, 391, 483, 1173, 2737, 8211 | 1, 8219 |
| Number of properties | 0 | 5 |
| Chen primes | 553rd | |
| Good primes | 154th | |
| Long primes | 397th | |
| Primes | 1030th | |
| Twin primes (1st member) | 178th | |
| Roman numberals | ||
| Base 2 | 100000000100112 | 100000000110112 |
| Base 3 | 1020210103 | 1020211023 |
| Base 4 | 20001034 | 20001234 |
| Base 5 | 2303215 | 2303345 |
| Base 6 | 1020036 | 1020156 |
| Base 7 | 326407 | 326517 |
| Base 8 | 200238 | 200338 |
| Base 9 | 122339 | 122429 |
| Base 10 | 821110 | 821910 |
| Base 11 | 619511 | 61a211 |
| Base 12 | 490312 | 490b12 |
| Base 13 | 397813 | 398313 |
| Base 14 | 2dc714 | 2dd114 |
| Base 15 | 267615 | 267e15 |
| Base 16 | 201316 | 201b16 |