Compare 20887 vs 20899
| Property | 20887 | 20899 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 208871 | 208991 |
| Prime factorization | 20887 | 20899 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20887 | 1, 20899 |
| Number of properties | 3 | 10 |
| Chen primes | 1157th | |
| Cousin primes (1st member) | 356th | |
| Happy primes | 388th | |
| Harmonic primes | 862nd | |
| Isolated primes | 1640th | |
| Long primes | 894th | |
| Lucky primes | 381st | 382nd |
| Primes | 2349th | 2351st |
| Prime triplets (2nd member) | 174th | |
| Super primes | 349th | |
| Twin primes (2nd member) | 356th | |
| Roman numberals | ||
| Base 2 | 1010001100101112 | 1010001101000112 |
| Base 3 | 10011221213 | 10012000013 |
| Base 4 | 110121134 | 110122034 |
| Base 5 | 11320225 | 11320445 |
| Base 6 | 2404116 | 2404316 |
| Base 7 | 1146167 | 1146347 |
| Base 8 | 506278 | 506438 |
| Base 9 | 315779 | 316019 |
| Base 10 | 2088710 | 2089910 |
| Base 11 | 1476911 | 1477a11 |
| Base 12 | 1010712 | 1011712 |
| Base 13 | 967913 | 968813 |
| Base 14 | 787d14 | 788b14 |
| Base 15 | 62c715 | 62d415 |
| Base 16 | 519716 | 51a316 |