Compare 2000 vs 2005
| Property | 2000 | 2005 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 7 | 2 |
| Prime factorization | 24 × 53 | 51 × 4011 |
| Prime factorization | 2 × 2 × 2 × 2 × 5 × 5 × 5 | 5 × 401 |
| Divisors count | 20 | 4 |
| Divisors | 1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000 | 1, 5, 401, 2005 |
| Number of properties | 0 | 1 |
| Semiprimes | 578th | |
| Roman numberals | MM | MMV |
| Base 2 | 111110100002 | 111110101012 |
| Base 3 | 22020023 | 22020213 |
| Base 4 | 1331004 | 1331114 |
| Base 5 | 310005 | 310105 |
| Base 6 | 131326 | 131416 |
| Base 7 | 55557 | 55637 |
| Base 8 | 37208 | 37258 |
| Base 9 | 26629 | 26679 |
| Base 10 | 200010 | 200510 |
| Base 11 | 155911 | 156311 |
| Base 12 | 11a812 | 11b112 |
| Base 13 | bab13 | bb313 |
| Base 14 | a2c14 | a3314 |
| Base 15 | 8d515 | 8da15 |
| Base 16 | 7d016 | 7d516 |