Compare 20231 vs 20399
| Property | 20231 | 20399 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 202311 | 203991 |
| Prime factorization | 20231 | 20399 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20231 | 1, 20399 |
| Number of properties | 5 | 6 |
| Additive primes | 1071st | |
| Chen primes | 1124th | 1133rd |
| Harmonic primes | 830th | |
| Isolated primes | 1614th | |
| Primes | 2287th | 2305th |
| Sexy primes (2nd member) | 705th | |
| Super primes | 340th | |
| Twin primes (1st member) | 345th | |
| Ulam primes | 169th | |
| Roman numberals | ||
| Base 2 | 1001111000001112 | 1001111101011112 |
| Base 3 | 10002020223 | 10002221123 |
| Base 4 | 103300134 | 103322334 |
| Base 5 | 11214115 | 11230445 |
| Base 6 | 2333556 | 2342356 |
| Base 7 | 1126617 | 1133217 |
| Base 8 | 474078 | 476578 |
| Base 9 | 306689 | 308759 |
| Base 10 | 2023110 | 2039910 |
| Base 11 | 1422211 | 1436511 |
| Base 12 | b85b12 | b97b12 |
| Base 13 | 929313 | 939213 |
| Base 14 | 753114 | 761114 |
| Base 15 | 5edb15 | 609e15 |
| Base 16 | 4f0716 | 4faf16 |