Compare 8815 vs 8821
| Property | 8815 | 8821 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 51 × 411 × 431 | 88211 |
| Prime factorization | 5 × 41 × 43 | 8821 |
| Divisors count | 8 | 2 |
| Divisors | 1, 5, 41, 43, 205, 215, 1763, 8815 | 1, 8821 |
| Number of properties | 0 | 6 |
| Additive primes | 535th | |
| Happy primes | 184th | |
| Long primes | 427th | |
| Primes | 1099th | |
| Pythagorean primes | 546th | |
| Twin primes (2nd member) | 186th | |
| Roman numberals | ||
| Base 2 | 100010011011112 | 100010011101012 |
| Base 3 | 1100021113 | 1100022013 |
| Base 4 | 20212334 | 20213114 |
| Base 5 | 2402305 | 2402415 |
| Base 6 | 1044516 | 1045016 |
| Base 7 | 344627 | 345017 |
| Base 8 | 211578 | 211658 |
| Base 9 | 130749 | 130819 |
| Base 10 | 881510 | 882110 |
| Base 11 | 669411 | 669a11 |
| Base 12 | 512712 | 513112 |
| Base 13 | 402113 | 402713 |
| Base 14 | 32d914 | 330114 |
| Base 15 | 292a15 | 293115 |
| Base 16 | 226f16 | 227516 |