Compare 30851 vs 31139
| Property | 30851 | 31139 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 308511 | 311391 |
| Prime factorization | 30851 | 31139 |
| Divisors count | 2 | 2 |
| Divisors | 1, 30851 | 1, 31139 |
| Number of properties | 8 | 7 |
| Additive primes | 1506th | 1515th |
| Chen primes | 1590th | |
| Emirps | 653rd | 669th |
| Good primes | 333rd | |
| Harmonic primes | 1236th | |
| Isolated primes | 2394th | |
| Long primes | 1258th | 1271st |
| Primes | 3326th | 3353rd |
| Safe primes | 272nd | |
| Sophie germain primes | 454th | |
| Twin primes (1st member) | 477th | |
| Roman numberals | ||
| Base 2 | 1111000100000112 | 1111001101000112 |
| Base 3 | 11200221223 | 11202010223 |
| Base 4 | 132020034 | 132122034 |
| Base 5 | 14414015 | 14440245 |
| Base 6 | 3544556 | 4000556 |
| Base 7 | 1556427 | 1565337 |
| Base 8 | 742038 | 746438 |
| Base 9 | 462789 | 466389 |
| Base 10 | 3085110 | 3113910 |
| Base 11 | 211a711 | 2143911 |
| Base 12 | 15a2b12 | 1602b12 |
| Base 13 | 1107213 | 1123413 |
| Base 14 | b35914 | b4c314 |
| Base 15 | 921b15 | 935e15 |
| Base 16 | 788316 | 79a316 |