Compare 3997 vs 4009
| Property | 3997 | 4009 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 5711 | 191 × 2111 |
| Prime factorization | 7 × 571 | 19 × 211 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 571, 3997 | 1, 19, 211, 4009 |
| Number of properties | 1 | 1 |
| Semiprimes | 1104th | 1107th |
| Roman numberals | MMMCMXCVII | MMMMIX |
| Base 2 | 1111100111012 | 1111101010012 |
| Base 3 | 121110013 | 121111113 |
| Base 4 | 3321314 | 3322214 |
| Base 5 | 1114425 | 1120145 |
| Base 6 | 303016 | 303216 |
| Base 7 | 144407 | 144557 |
| Base 8 | 76358 | 76518 |
| Base 9 | 54319 | 54449 |
| Base 10 | 399710 | 400910 |
| Base 11 | 300411 | 301511 |
| Base 12 | 239112 | 23a112 |
| Base 13 | 1a8613 | 1a9513 |
| Base 14 | 165714 | 166514 |
| Base 15 | 12b715 | 12c415 |
| Base 16 | f9d16 | fa916 |