Compare 101987 vs 101989
| Property | 101987 | 101989 |
|---|---|---|
| Type | prime | semiprime |
| Unique factors | 1 | 2 |
| Total factors | 1 | 2 |
| Prime factorization | 1019871 | 791 × 12911 |
| Prime factorization | 101987 | 79 × 1291 |
| Divisors count | 2 | 4 |
| Divisors | 1, 101987 | 1, 79, 1291, 101989 |
| Number of properties | 5 | 1 |
| Chen primes | 4298th | |
| Emirps | 1697th | |
| Isolated primes | 7288th | |
| Primes | 9765th | |
| Safe primes | 682nd | |
| Semiprimes | 23819th | |
| Roman numberals | ||
| Base 2 | 110001110011000112 | 110001110011001012 |
| Base 3 | 120112200223 | 120112201013 |
| Base 4 | 1203212034 | 1203212114 |
| Base 5 | 112304225 | 112304245 |
| Base 6 | 21040556 | 21041016 |
| Base 7 | 6032247 | 6032267 |
| Base 8 | 3071438 | 3071458 |
| Base 9 | 1648089 | 1648119 |
| Base 10 | 10198710 | 10198910 |
| Base 11 | 6a69611 | 6a69811 |
| Base 12 | 4b02b12 | 4b03112 |
| Base 13 | 3756213 | 3756413 |
| Base 14 | 2924b14 | 2924d14 |
| Base 15 | 2034215 | 2034415 |
| Base 16 | 18e6316 | 18e6516 |