Compare 20287 vs 20393
| Property | 20287 | 20393 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 202871 | 203931 |
| Prime factorization | 20287 | 20393 |
| Divisors count | 2 | 2 |
| Divisors | 1, 20287 | 1, 20393 |
| Number of properties | 4 | 11 |
| Additive primes | 1065th | 1070th |
| Chen primes | 1126th | 1132nd |
| Cousin primes (2nd member) | 351st | |
| Happy primes | 383rd | |
| Harmonic primes | 839th | |
| Isolated primes | 1603rd | 1613th |
| Long primes | 879th | |
| Primes | 2292nd | 2304th |
| Pythagorean primes | 1149th | |
| Sexy primes (1st member) | 705th | |
| Sophie germain primes | 330th | |
| Roman numberals | ||
| Base 2 | 1001111001111112 | 1001111101010012 |
| Base 3 | 10002111013 | 10002220223 |
| Base 4 | 103303334 | 103322214 |
| Base 5 | 11221225 | 11230335 |
| Base 6 | 2335316 | 2342256 |
| Base 7 | 1131017 | 1133127 |
| Base 8 | 474778 | 476518 |
| Base 9 | 307419 | 308689 |
| Base 10 | 2028710 | 2039310 |
| Base 11 | 1427311 | 1435a11 |
| Base 12 | b8a712 | b97512 |
| Base 13 | 930713 | 938913 |
| Base 14 | 757114 | 760914 |
| Base 15 | 602715 | 609815 |
| Base 16 | 4f3f16 | 4fa916 |