Compare 4021 vs 4099
| Property | 4021 | 4099 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 40211 | 40991 |
| Prime factorization | 4021 | 4099 |
| Divisors count | 2 | 2 |
| Divisors | 1, 4021 | 1, 4099 |
| Number of properties | 6 | 7 |
| Additive primes | 285th | |
| Chen primes | 326th | |
| Harmonic primes | 199th | 203rd |
| Isolated primes | 352nd | |
| Long primes | 225th | |
| Primes | 556th | 565th |
| Pythagorean primes | 272nd | |
| Sexy primes (1st member) | 206th | |
| Sexy primes (2nd member) | 209th | |
| Solinas primes | 66th | |
| Twin primes (2nd member) | 105th | |
| Roman numberals | MMMMXXI | MMMMXCIX |
| Base 2 | 1111101101012 | 10000000000112 |
| Base 3 | 121112213 | 121212113 |
| Base 4 | 3323114 | 10000034 |
| Base 5 | 1120415 | 1123445 |
| Base 6 | 303416 | 305516 |
| Base 7 | 145037 | 146447 |
| Base 8 | 76658 | 100038 |
| Base 9 | 54579 | 55549 |
| Base 10 | 402110 | 409910 |
| Base 11 | 302611 | 309711 |
| Base 12 | 23b112 | 245712 |
| Base 13 | 1aa413 | 1b3413 |
| Base 14 | 167314 | 16cb14 |
| Base 15 | 12d115 | 133415 |
| Base 16 | fb516 | 100316 |