Compare 20963 vs 21407
| Property | 20963 | 21407 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 209631 | 214071 |
| Prime factorization | 20963 | 21407 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20963 | 1, 21407 |
| Number of properties | 5 | 6 |
| Chen primes | 1180th | |
| Cousin primes (2nd member) | 357th | |
| Happy primes | 390th | 398th |
| Isolated primes | 1647th | 1679th |
| Long primes | 911th | |
| Primes | 2358th | 2404th |
| Sexy primes (2nd member) | 730th | |
| Sophie germain primes | 341st | |
| Roman numberals | ||
| Base 2 | 1010001111000112 | 1010011100111112 |
| Base 3 | 10012021023 | 10021002123 |
| Base 4 | 110132034 | 110321334 |
| Base 5 | 11323235 | 11411125 |
| Base 6 | 2410156 | 2430356 |
| Base 7 | 1150557 | 1162617 |
| Base 8 | 507438 | 516378 |
| Base 9 | 316729 | 323259 |
| Base 10 | 2096310 | 2140710 |
| Base 11 | 1482811 | 150a111 |
| Base 12 | 1016b12 | 1047b12 |
| Base 13 | 970713 | 998913 |
| Base 14 | 78d514 | 7b3114 |
| Base 15 | 632815 | 652215 |
| Base 16 | 51e316 | 539f16 |