Compare 9839 vs 9840
| Property | 9839 | 9840 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 7 |
| Prime factorization | 98391 | 24 × 31 × 51 × 411 |
| Prime factorization | 9839 | 2 × 2 × 2 × 2 × 3 × 5 × 41 |
| Divisors count | 2 | 40 |
| Divisors | 1, 9839 | 1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840 |
| Number of properties | 7 | 0 |
| Additive primes | 581st | |
| Chen primes | 627th | |
| Harmonic primes | 440th | |
| Isolated primes | 809th | |
| Primes | 1214th | |
| Safe primes | 114th | |
| Sexy primes (2nd member) | 407th | |
| Roman numberals | ||
| Base 2 | 100110011011112 | 100110011100002 |
| Base 3 | 1111111023 | 1111111103 |
| Base 4 | 21212334 | 21213004 |
| Base 5 | 3033245 | 3033305 |
| Base 6 | 1133156 | 1133206 |
| Base 7 | 404547 | 404557 |
| Base 8 | 231578 | 231608 |
| Base 9 | 144429 | 144439 |
| Base 10 | 983910 | 984010 |
| Base 11 | 743511 | 743611 |
| Base 12 | 583b12 | 584012 |
| Base 13 | 462b13 | 462c13 |
| Base 14 | 382b14 | 382c14 |
| Base 15 | 2dae15 | 2db015 |
| Base 16 | 266f16 | 267016 |