Compare 999142 vs 999149
| Property | 999142 | 999149 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 21 × 4995711 | 9991491 |
| Prime factorization | 2 × 499571 | 999149 |
| Divisors count | 4 | 2 |
| Divisors | 1, 2, 499571, 999142 | 1, 999149 |
| Number of properties | 1 | 5 |
| Additive primes | 30097th | |
| Chen primes | 29930th | |
| Emirps | 11170th | |
| Isolated primes | 62115th | |
| Primes | 78444th | |
| Semiprimes | 209860th | |
| Roman numberals | ||
| Base 2 | 111100111110111001102 | 111100111110111011012 |
| Base 3 | 12122021200213 | 12122021201123 |
| Base 4 | 33033232124 | 33033232314 |
| Base 5 | 2234330325 | 2234330445 |
| Base 6 | 332253546 | 332254056 |
| Base 7 | 113306447 | 113306547 |
| Base 8 | 36373468 | 36373558 |
| Base 9 | 17825079 | 17825159 |
| Base 10 | 99914210 | 99914910 |
| Base 11 | 62274111 | 62274811 |
| Base 12 | 40225a12 | 40226512 |
| Base 13 | 28ca1113 | 28ca1813 |
| Base 14 | 1c019414 | 1c019b14 |
| Base 15 | 14b09715 | 14b09e15 |
| Base 16 | f3ee616 | f3eed16 |