Compare 30491 vs 31121
| Property | 30491 | 31121 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 304911 | 311211 |
| Prime factorization | 30491 | 31121 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30491 | 1, 31121 |
| Number of properties | 10 | 6 |
| Additive primes | 1490th | |
| Chen primes | 1573rd | 1602nd |
| Emirps | 642nd | 668th |
| Good primes | 326th | 332nd |
| Harmonic primes | 1228th | |
| Long primes | 1250th | |
| Primes | 3291st | 3351st |
| Prime triplets (1st member) | 227th | |
| Pythagorean primes | 1668th | |
| Sexy primes (1st member) | 963rd | |
| Twin primes (1st member) | 474th | 480th |
| Roman numberals | ||
| Base 2 | 1110111000110112 | 1111001100100012 |
| Base 3 | 11122110223 | 11202001223 |
| Base 4 | 131301234 | 132121014 |
| Base 5 | 14334315 | 14434415 |
| Base 6 | 3530556 | 4000256 |
| Base 7 | 1546167 | 1565067 |
| Base 8 | 734338 | 746218 |
| Base 9 | 457389 | 466189 |
| Base 10 | 3049110 | 3112110 |
| Base 11 | 209aa11 | 2142211 |
| Base 12 | 1578b12 | 1601512 |
| Base 13 | 10b5613 | 1121c13 |
| Base 14 | b17d14 | b4ad14 |
| Base 15 | 907b15 | 934b15 |
| Base 16 | 771b16 | 799116 |