Compare 20399 vs 20404
| Property | 20399 | 20404 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 2 |
| Total factors | 1 | 3 |
| Prime factorization | 203991 | 22 × 51011 |
| Prime factorization | 20399 | 2 × 2 × 5101 |
| Divisors count | 2 | 6 |
| Divisors | 1, 20399 | 1, 2, 4, 5101, 10202, 20404 |
| Number of properties | 6 | 0 |
| Additive primes | 1071st | |
| Chen primes | 1133rd | |
| Isolated primes | 1614th | |
| Primes | 2305th | |
| Sexy primes (2nd member) | 705th | |
| Ulam primes | 169th | |
| Roman numberals | ||
| Base 2 | 1001111101011112 | 1001111101101002 |
| Base 3 | 10002221123 | 10002222013 |
| Base 4 | 103322334 | 103323104 |
| Base 5 | 11230445 | 11231045 |
| Base 6 | 2342356 | 2342446 |
| Base 7 | 1133217 | 1133267 |
| Base 8 | 476578 | 476648 |
| Base 9 | 308759 | 308819 |
| Base 10 | 2039910 | 2040410 |
| Base 11 | 1436511 | 1436a11 |
| Base 12 | b97b12 | b98412 |
| Base 13 | 939213 | 939713 |
| Base 14 | 761114 | 761614 |
| Base 15 | 609e15 | 60a415 |
| Base 16 | 4faf16 | 4fb416 |