Compare 28393 vs 28643
| Property | 28393 | 28643 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 283931 | 286431 |
| Prime factorization | 28393 | 28643 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28393 | 1, 28643 |
| Number of properties | 7 | 10 |
| Additive primes | 1424th | |
| Happy primes | 498th | 504th |
| Harmonic primes | 1165th | |
| Isolated primes | 2186th | 2208th |
| Lucky primes | 481st | |
| Primes | 3089th | 3119th |
| Pythagorean primes | 1537th | |
| Safe primes | 255th | |
| Sexy primes (1st member) | 917th | |
| Sexy primes (2nd member) | 908th | |
| Sophie germain primes | 430th | |
| Super primes | 442nd | 444th |
| Ulam primes | 237th | |
| Roman numberals | ||
| Base 2 | 1101110111010012 | 1101111111000112 |
| Base 3 | 11022211213 | 11100212123 |
| Base 4 | 123232214 | 123332034 |
| Base 5 | 14020335 | 14040335 |
| Base 6 | 3352416 | 3403356 |
| Base 7 | 1455317 | 1463367 |
| Base 8 | 673518 | 677438 |
| Base 9 | 428479 | 432559 |
| Base 10 | 2839310 | 2864310 |
| Base 11 | 1a37211 | 1a57a11 |
| Base 12 | 1452112 | 146ab12 |
| Base 13 | cc0113 | 1006413 |
| Base 14 | a4c114 | a61d14 |
| Base 15 | 862d15 | 874815 |
| Base 16 | 6ee916 | 6fe316 |