Compare 30491 vs 30509
| Property | 30491 | 30509 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 304911 | 305091 |
| Prime factorization | 30491 | 30509 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30491 | 1, 30509 |
| Number of properties | 10 | 6 |
| Additive primes | 1490th | 1493rd |
| Chen primes | 1573rd | 1575th |
| Emirps | 642nd | |
| Good primes | 326th | |
| Harmonic primes | 1228th | |
| Isolated primes | 2347th | |
| Long primes | 1250th | 1252nd |
| Primes | 3291st | 3294th |
| Prime triplets (1st member) | 227th | |
| Pythagorean primes | 1635th | |
| Sexy primes (1st member) | 963rd | |
| Twin primes (1st member) | 474th | |
| Roman numberals | ||
| Base 2 | 1110111000110112 | 1110111001011012 |
| Base 3 | 11122110223 | 11122112223 |
| Base 4 | 131301234 | 131302314 |
| Base 5 | 14334315 | 14340145 |
| Base 6 | 3530556 | 3531256 |
| Base 7 | 1546167 | 1546437 |
| Base 8 | 734338 | 734558 |
| Base 9 | 457389 | 457589 |
| Base 10 | 3049110 | 3050910 |
| Base 11 | 209aa11 | 20a1611 |
| Base 12 | 1578b12 | 157a512 |
| Base 13 | 10b5613 | 10b6b13 |
| Base 14 | b17d14 | b19314 |
| Base 15 | 907b15 | 908e15 |
| Base 16 | 771b16 | 772d16 |