Compare 997961 vs 997991
| Property | 997961 | 997991 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 9979611 | 9979911 |
| Prime factorization | 997961 | 997991 |
| Divisors count | 2 | 2 |
| Divisors | 1, 997961 | 1, 997991 |
| Number of properties | 4 | 5 |
| Additive primes | 30064th | |
| Chen primes | 29902nd | 29903rd |
| Emirps | 11142nd | |
| Isolated primes | 62040th | |
| Primes | 78356th | 78359th |
| Twin primes (1st member) | 8160th | |
| Ulam primes | 5745th | |
| Roman numberals | ||
| Base 2 | 111100111010010010012 | 111100111010011001112 |
| Base 3 | 12122002211123 | 12122002221223 |
| Base 4 | 33032210214 | 33032212134 |
| Base 5 | 2234133215 | 2234134315 |
| Base 6 | 332201056 | 332201556 |
| Base 7 | 113243367 | 113244117 |
| Base 8 | 36351118 | 36351478 |
| Base 9 | 17808459 | 17808789 |
| Base 10 | 99796110 | 99799110 |
| Base 11 | 62186811 | 62189511 |
| Base 12 | 40163512 | 40165b12 |
| Base 13 | 28c31313 | 28c33713 |
| Base 14 | 1bd98d14 | 1bd9b114 |
| Base 15 | 14aa5b15 | 14aa7b15 |
| Base 16 | f3a4916 | f3a6716 |