Compare 30803 vs 31991
| Property | 30803 | 31991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 308031 | 319911 |
| Prime factorization | 30803 | 31991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30803 | 1, 31991 |
| Number of properties | 9 | 5 |
| Additive primes | 1554th | |
| Emirps | 698th | |
| Good primes | 331st | |
| Happy primes | 548th | |
| Harmonic primes | 1234th | |
| Isolated primes | 2371st | 2451st |
| Palindromic primes | 51st | |
| Primes | 3320th | 3432nd |
| Safe primes | 271st | |
| Sexy primes (1st member) | 972nd | |
| Ulam primes | 253rd | 263rd |
| Roman numberals | ||
| Base 2 | 1111000010100112 | 1111100111101112 |
| Base 3 | 11200202123 | 11212122123 |
| Base 4 | 132011034 | 133033134 |
| Base 5 | 14412035 | 20104315 |
| Base 6 | 3543356 | 4040356 |
| Base 7 | 1555437 | 1621617 |
| Base 8 | 741238 | 763678 |
| Base 9 | 462259 | 477859 |
| Base 10 | 3080310 | 3199110 |
| Base 11 | 2116311 | 2204311 |
| Base 12 | 159ab12 | 1661b12 |
| Base 13 | 1103613 | 1173b13 |
| Base 14 | b32314 | b93114 |
| Base 15 | 91d815 | 972b15 |
| Base 16 | 785316 | 7cf716 |