Compare 997991 vs 998009
| Property | 997991 | 998009 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9979911 | 9980091 |
| Prime factorization | 997991 | 998009 |
| Divisors count | 2 | 2 |
| Divisors | 1, 997991 | 1, 998009 |
| Number of properties | 5 | 4 |
| Chen primes | 29903rd | 29904th |
| Emirps | 11142nd | |
| Isolated primes | 62040th | 62041st |
| Primes | 78359th | 78360th |
| Sophie germain primes | 7727th | |
| Ulam primes | 5745th | |
| Roman numberals | ||
| Base 2 | 111100111010011001112 | 111100111010011110012 |
| Base 3 | 12122002221223 | 12122010000223 |
| Base 4 | 33032212134 | 33032213214 |
| Base 5 | 2234134315 | 2234140145 |
| Base 6 | 332201556 | 332202256 |
| Base 7 | 113244117 | 113244357 |
| Base 8 | 36351478 | 36351718 |
| Base 9 | 17808789 | 17810089 |
| Base 10 | 99799110 | 99800910 |
| Base 11 | 62189511 | 62190111 |
| Base 12 | 40165b12 | 40167512 |
| Base 13 | 28c33713 | 28c34c13 |
| Base 14 | 1bd9b114 | 1bd9c514 |
| Base 15 | 14aa7b15 | 14aa8e15 |
| Base 16 | f3a6716 | f3a7916 |