Compare 3987 vs 3998
| Property | 3987 | 3998 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 32 × 4431 | 21 × 19991 |
| Prime factorization | 3 × 3 × 443 | 2 × 1999 |
| Divisors count | 6 | 4 |
| Divisors | 1, 3, 9, 443, 1329, 3987 | 1, 2, 1999, 3998 |
| Number of properties | 0 | 1 |
| Semiprimes | 1105th | |
| Roman numberals | MMMCMLXXXVII | MMMCMXCVIII |
| Base 2 | 1111100100112 | 1111100111102 |
| Base 3 | 121102003 | 121110023 |
| Base 4 | 3321034 | 3321324 |
| Base 5 | 1114225 | 1114435 |
| Base 6 | 302436 | 303026 |
| Base 7 | 144247 | 144417 |
| Base 8 | 76238 | 76368 |
| Base 9 | 54209 | 54329 |
| Base 10 | 398710 | 399810 |
| Base 11 | 2aa511 | 300511 |
| Base 12 | 238312 | 239212 |
| Base 13 | 1a7913 | 1a8713 |
| Base 14 | 164b14 | 165814 |
| Base 15 | 12ac15 | 12b815 |
| Base 16 | f9316 | f9e16 |