Compare 198640 vs 198647
| Property | 198640 | 198647 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 4 | 1 |
| Total factors | 7 | 1 |
| Prime factorization | 24 × 51 × 131 × 1911 | 1986471 |
| Prime factorization | 2 × 2 × 2 × 2 × 5 × 13 × 191 | 198647 |
| Divisors count | 40 | 2 |
| Divisors | 1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 191, 208, 260, 382, 520, 764, 955, 1040, 1528, 1910, 2483, 3056, 3820, 4966, 7640, 9932, 12415, 15280, 19864, 24830, 39728, 49660, 99320, 198640 | 1, 198647 |
| Number of properties | 0 | 6 |
| Chen primes | 7478th | |
| Emirps | 4245th | |
| Isolated primes | 13584th | |
| Long primes | 6686th | |
| Primes | 17877th | |
| Sexy primes (2nd member) | 4274th | |
| Roman numberals | ||
| Base 2 | 1100000111111100002 | 1100000111111101112 |
| Base 3 | 1010021110013 | 1010021110223 |
| Base 4 | 3001333004 | 3001333134 |
| Base 5 | 223240305 | 223240425 |
| Base 6 | 41313446 | 41313556 |
| Base 7 | 14550617 | 14551017 |
| Base 8 | 6037608 | 6037678 |
| Base 9 | 3324319 | 3324389 |
| Base 10 | 19864010 | 19864710 |
| Base 11 | 12627211 | 12627911 |
| Base 12 | 96b5412 | 96b5b12 |
| Base 13 | 6c55013 | 6c55713 |
| Base 14 | 5256814 | 5257114 |
| Base 15 | 3dcca15 | 3dcd215 |
| Base 16 | 307f016 | 307f716 |