Compare 30491 vs 30881
| Property | 30491 | 30881 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 304911 | 308811 |
| Prime factorization | 30491 | 30881 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30491 | 1, 30881 |
| Number of properties | 10 | 7 |
| Additive primes | 1490th | |
| Chen primes | 1573rd | 1592nd |
| Emirps | 642nd | 656th |
| Good primes | 326th | |
| Harmonic primes | 1228th | 1238th |
| Isolated primes | 2376th | |
| Long primes | 1250th | |
| Primes | 3291st | 3331st |
| Prime triplets (1st member) | 227th | |
| Pythagorean primes | 1658th | |
| Sexy primes (1st member) | 963rd | |
| Super primes | 470th | |
| Twin primes (1st member) | 474th | |
| Roman numberals | ||
| Base 2 | 1110111000110112 | 1111000101000012 |
| Base 3 | 11122110223 | 11201002023 |
| Base 4 | 131301234 | 132022014 |
| Base 5 | 14334315 | 14420115 |
| Base 6 | 3530556 | 3545456 |
| Base 7 | 1546167 | 1560147 |
| Base 8 | 734338 | 742418 |
| Base 9 | 457389 | 463229 |
| Base 10 | 3049110 | 3088110 |
| Base 11 | 209aa11 | 2122411 |
| Base 12 | 1578b12 | 15a5512 |
| Base 13 | 10b5613 | 1109613 |
| Base 14 | b17d14 | b37b14 |
| Base 15 | 907b15 | 923b15 |
| Base 16 | 771b16 | 78a116 |