Compare 8215 vs 8219
| Property | 8215 | 8219 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 311 × 531 | 82191 |
| Prime factorization | 5 × 31 × 53 | 8219 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 31, 53, 155, 265, 1643, 8215 | 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 | 100000000101112 | 100000000110112 |
| Base 3 | 1020210213 | 1020211023 |
| Base 4 | 20001134 | 20001234 |
| Base 5 | 2303305 | 2303345 |
| Base 6 | 1020116 | 1020156 |
| Base 7 | 326447 | 326517 |
| Base 8 | 200278 | 200338 |
| Base 9 | 122379 | 122429 |
| Base 10 | 821510 | 821910 |
| Base 11 | 619911 | 61a211 |
| Base 12 | 490712 | 490b12 |
| Base 13 | 397c13 | 398313 |
| Base 14 | 2dcb14 | 2dd114 |
| Base 15 | 267a15 | 267e15 |
| Base 16 | 201716 | 201b16 |