Compare 17987 vs 18131
| Property | 17987 | 18131 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179871 | 181311 |
| Prime factorization | 17987 | 18131 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17987 | 1, 18131 |
| Number of properties | 5 | 6 |
| Chen primes | 1024th | 1032nd |
| Cousin primes (2nd member) | 324th | |
| Primes | 2063rd | 2078th |
| Prime triplets (2nd member) | 157th | |
| Sexy primes (2nd member) | 637th | |
| Sophie germain primes | 301st | |
| Super primes | 311th | |
| Twin primes (1st member) | 315th | 320th |
| Roman numberals | ||
| Base 2 | 1000110010000112 | 1000110110100112 |
| Base 3 | 2202000123 | 2202121123 |
| Base 4 | 101210034 | 101231034 |
| Base 5 | 10334225 | 10400115 |
| Base 6 | 2151356 | 2155356 |
| Base 7 | 1033047 | 1036017 |
| Base 8 | 431038 | 433238 |
| Base 9 | 266059 | 267759 |
| Base 10 | 1798710 | 1813110 |
| Base 11 | 1257211 | 1269311 |
| Base 12 | a4ab12 | a5ab12 |
| Base 13 | 825813 | 833913 |
| Base 14 | 67ab14 | 687114 |
| Base 15 | 54e215 | 558b15 |
| Base 16 | 464316 | 46d316 |