Compare 28634 vs 28643
| Property | 28634 | 28643 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 1031 × 1391 | 286431 |
| Prime factorization | 2 × 103 × 139 | 28643 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 103, 139, 206, 278, 14317, 28634 | 1, 28643 |
| Number of properties | 0 | 10 |
| Additive primes | 1424th | |
| Happy primes | 504th | |
| Harmonic primes | 1165th | |
| Isolated primes | 2208th | |
| Primes | 3119th | |
| Safe primes | 255th | |
| Sexy primes (1st member) | 917th | |
| Sophie germain primes | 430th | |
| Super primes | 444th | |
| Ulam primes | 237th | |
| Roman numberals | ||
| Base 2 | 1101111110110102 | 1101111111000112 |
| Base 3 | 11100211123 | 11100212123 |
| Base 4 | 123331224 | 123332034 |
| Base 5 | 14040145 | 14040335 |
| Base 6 | 3403226 | 3403356 |
| Base 7 | 1463247 | 1463367 |
| Base 8 | 677328 | 677438 |
| Base 9 | 432459 | 432559 |
| Base 10 | 2863410 | 2864310 |
| Base 11 | 1a57111 | 1a57a11 |
| Base 12 | 146a212 | 146ab12 |
| Base 13 | 1005813 | 1006413 |
| Base 14 | a61414 | a61d14 |
| Base 15 | 873e15 | 874815 |
| Base 16 | 6fda16 | 6fe316 |