Compare 7991 vs 8001
| Property | 7991 | 8001 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 611 × 1311 | 32 × 71 × 1271 |
| Prime factorization | 61 × 131 | 3 × 3 × 7 × 127 |
| Divisors count | 4 | 12 |
| Divisors | 1, 61, 131, 7991 | 1, 3, 7, 9, 21, 63, 127, 381, 889, 1143, 2667, 8001 |
| Number of properties | 1 | 0 |
| Semiprimes | 2127th | |
| Roman numberals | ||
| Base 2 | 11111001101112 | 11111010000012 |
| Base 3 | 1012212223 | 1012221003 |
| Base 4 | 13303134 | 13310014 |
| Base 5 | 2234315 | 2240015 |
| Base 6 | 1005556 | 1010136 |
| Base 7 | 322047 | 322207 |
| Base 8 | 174678 | 175018 |
| Base 9 | 118589 | 118709 |
| Base 10 | 799110 | 800110 |
| Base 11 | 600511 | 601411 |
| Base 12 | 475b12 | 476912 |
| Base 13 | 383913 | 384613 |
| Base 14 | 2cab14 | 2cb714 |
| Base 15 | 257b15 | 258615 |
| Base 16 | 1f3716 | 1f4116 |