Compare 16631 vs 16691
| Property | 16631 | 16691 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 166311 | 166911 |
| Prime factorization | 16631 | 16691 |
| Divisors count | 2 | 2 |
| Divisors | 1, 16631 | 1, 16691 |
| Number of properties | 5 | 6 |
| Additive primes | 915th | 919th |
| Chen primes | 969th | 972nd |
| Emirps | 508th | |
| Harmonic primes | 696th | |
| Long primes | 747th | |
| Primes | 1923rd | 1930th |
| Twin primes (1st member) | 292nd | 294th |
| Roman numberals | ||
| Base 2 | 1000000111101112 | 1000001001100112 |
| Base 3 | 2112102223 | 2112200123 |
| Base 4 | 100033134 | 100103034 |
| Base 5 | 10130115 | 10132315 |
| Base 6 | 2045556 | 2051356 |
| Base 7 | 663267 | 664437 |
| Base 8 | 403678 | 404638 |
| Base 9 | 247289 | 248059 |
| Base 10 | 1663110 | 1669110 |
| Base 11 | 1154a11 | 115a411 |
| Base 12 | 975b12 | 97ab12 |
| Base 13 | 775413 | 779c13 |
| Base 14 | 60bd14 | 612314 |
| Base 15 | 4ddb15 | 4e2b15 |
| Base 16 | 40f716 | 413316 |