Compare 138157 vs 138581
| Property | 138157 | 138581 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1381571 | 1385811 |
| Prime factorization | 138157 | 138581 |
| Divisors count | 2 | 2 |
| Divisors | 1, 138157 | 1, 138581 |
| Number of properties | 5 | 10 |
| Chen primes | 5556th | |
| Cousin primes (2nd member) | 1593rd | |
| Emirps | 2670th | |
| Harmonic primes | 4827th | |
| Isolated primes | 9669th | 9697th |
| Long primes | 4820th | |
| Primes | 12854th | 12894th |
| Pythagorean primes | 6399th | 6419th |
| Sexy primes (1st member) | 3172nd | 3181st |
| Sophie germain primes | 1536th | |
| Ulam primes | 909th | |
| Roman numberals | ||
| Base 2 | 1000011011101011012 | 1000011101010101012 |
| Base 3 | 210001112213 | 210010021223 |
| Base 4 | 2012322314 | 2013111114 |
| Base 5 | 134101125 | 134133115 |
| Base 6 | 25433416 | 25453256 |
| Base 7 | 11135357 | 11150127 |
| Base 8 | 4156558 | 4165258 |
| Base 9 | 2304579 | 2310789 |
| Base 10 | 13815710 | 13858110 |
| Base 11 | 9488811 | 9513311 |
| Base 12 | 67b5112 | 6824512 |
| Base 13 | 4ab6613 | 4b10113 |
| Base 14 | 384c514 | 3870914 |
| Base 15 | 2ae0715 | 2b0db15 |
| Base 16 | 21bad16 | 21d5516 |