Compare 28643 vs 28807
| Property | 28643 | 28807 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 286431 | 288071 |
| Prime factorization | 28643 | 28807 |
| Divisors count | 2 | 2 |
| Divisors | 1, 28643 | 1, 28807 |
| Number of properties | 10 | 4 |
| Additive primes | 1424th | |
| Happy primes | 504th | |
| Harmonic primes | 1165th | |
| Isolated primes | 2208th | 2222nd |
| Primes | 3119th | 3137th |
| Safe primes | 255th | |
| Sexy primes (1st member) | 917th | 923rd |
| Sophie germain primes | 430th | |
| Super primes | 444th | 446th |
| Ulam primes | 237th | |
| Roman numberals | ||
| Base 2 | 1101111111000112 | 1110000100001112 |
| Base 3 | 11100212123 | 11101112213 |
| Base 4 | 123332034 | 130020134 |
| Base 5 | 14040335 | 14102125 |
| Base 6 | 3403356 | 3412116 |
| Base 7 | 1463367 | 1466627 |
| Base 8 | 677438 | 702078 |
| Base 9 | 432559 | 434579 |
| Base 10 | 2864310 | 2880710 |
| Base 11 | 1a57a11 | 1a70911 |
| Base 12 | 146ab12 | 1480712 |
| Base 13 | 1006413 | 1015c13 |
| Base 14 | a61d14 | a6d914 |
| Base 15 | 874815 | 880715 |
| Base 16 | 6fe316 | 708716 |