Compare 21283 vs 22129
| Property | 21283 | 22129 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 212831 | 221291 |
| Prime factorization | 21283 | 22129 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21283 | 1, 22129 |
| Number of properties | 5 | 7 |
| Cousin primes (1st member) | 376th | |
| Happy primes | 395th | 407th |
| Harmonic primes | 914th | |
| Isolated primes | 1670th | 1732nd |
| Left-truncatable primes | 170th | |
| Primes | 2391st | 2481st |
| Pythagorean primes | 1229th | |
| Sexy primes (2nd member) | 724th | 747th |
| Roman numberals | ||
| Base 2 | 1010011001000112 | 1010110011100012 |
| Base 3 | 10020120213 | 10101001213 |
| Base 4 | 110302034 | 111213014 |
| Base 5 | 11401135 | 12020045 |
| Base 6 | 2423116 | 2502416 |
| Base 7 | 1160237 | 1213427 |
| Base 8 | 514438 | 531618 |
| Base 9 | 321679 | 333179 |
| Base 10 | 2128310 | 2212910 |
| Base 11 | 14a9911 | 1569811 |
| Base 12 | 1039712 | 1098112 |
| Base 13 | 98c213 | a0c313 |
| Base 14 | 7a8314 | 80c914 |
| Base 15 | 648d15 | 685415 |
| Base 16 | 532316 | 567116 |