Compare 27431 vs 28081
| Property | 27431 | 28081 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 274311 | 280811 |
| Prime factorization | 27431 | 28081 |
| Divisors count | 2 | 2 |
| Divisors | 1, 27431 | 1, 28081 |
| Number of properties | 9 | 7 |
| Additive primes | 1378th | 1403rd |
| Chen primes | 1458th | |
| Cousin primes (2nd member) | 438th | |
| Happy primes | 481st | 493rd |
| Harmonic primes | 1116th | |
| Isolated primes | 2127th | 2172nd |
| Primes | 2998th | 3063rd |
| Pythagorean primes | 1526th | |
| Sexy primes (1st member) | 888th | 905th |
| Ulam primes | 226th | 234th |
| Roman numberals | ||
| Base 2 | 1101011001001112 | 1101101101100012 |
| Base 3 | 11011212223 | 11021120013 |
| Base 4 | 122302134 | 123123014 |
| Base 5 | 13342115 | 13443115 |
| Base 6 | 3305556 | 3340016 |
| Base 7 | 1426557 | 1446047 |
| Base 8 | 654478 | 666618 |
| Base 9 | 415589 | 424619 |
| Base 10 | 2743110 | 2808110 |
| Base 11 | 1967811 | 1a10911 |
| Base 12 | 13a5b12 | 1430112 |
| Base 13 | c64113 | ca2113 |
| Base 14 | 9dd514 | a33b14 |
| Base 15 | 81db15 | 84c115 |
| Base 16 | 6b2716 | 6db116 |