Compare 280223 vs 281993
| Property | 280223 | 281993 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 2802231 | 2819931 |
| Prime factorization | 280223 | 281993 |
| Divisors count | 2 | 2 |
| Divisors | 1, 280223 | 1, 281993 |
| Number of properties | 8 | 6 |
| Additive primes | 9811th | |
| Cousin primes (2nd member) | 2815th | 2832nd |
| Harmonic primes | 9185th | |
| Isolated primes | 18780th | 18901st |
| Long primes | 9159th | 9223rd |
| Primes | 24451st | 24604th |
| Safe primes | 1555th | |
| Sexy primes (1st member) | 5665th | |
| Sophie germain primes | 2704th | 2714th |
| Roman numberals | ||
| Base 2 | 10001000110100111112 | 10001001101100010012 |
| Base 3 | 1120201011223 | 1120222110123 |
| Base 4 | 10101221334 | 10103120214 |
| Base 5 | 324313435 | 330104335 |
| Base 6 | 100011556 | 100133056 |
| Base 7 | 22446567 | 22530657 |
| Base 8 | 10432378 | 10466118 |
| Base 9 | 4663489 | 4687359 |
| Base 10 | 28022310 | 28199310 |
| Base 11 | 18159911 | 18295811 |
| Base 12 | 1161bb12 | 11723512 |
| Base 13 | 9a71813 | 9b47a13 |
| Base 14 | 7419d14 | 74aa514 |
| Base 15 | 5806815 | 5884815 |
| Base 16 | 4469f16 | 44d8916 |