Compare 6989 vs 6990
| Property | 6989 | 6990 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 4 |
| Total factors | 2 | 4 |
| Prime factorization | 291 × 2411 | 21 × 31 × 51 × 2331 |
| Prime factorization | 29 × 241 | 2 × 3 × 5 × 233 |
| Divisors count | 4 | 16 |
| Divisors | 1, 29, 241, 6989 | 1, 2, 3, 5, 6, 10, 15, 30, 233, 466, 699, 1165, 1398, 2330, 3495, 6990 |
| Number of properties | 1 | 0 |
| Semiprimes | 1864th | |
| Roman numberals | ||
| Base 2 | 11011010011012 | 11011010011102 |
| Base 3 | 1001202123 | 1001202203 |
| Base 4 | 12310314 | 12310324 |
| Base 5 | 2104245 | 2104305 |
| Base 6 | 522056 | 522106 |
| Base 7 | 262437 | 262447 |
| Base 8 | 155158 | 155168 |
| Base 9 | 105259 | 105269 |
| Base 10 | 698910 | 699010 |
| Base 11 | 528411 | 528511 |
| Base 12 | 406512 | 406612 |
| Base 13 | 324813 | 324913 |
| Base 14 | 279314 | 279414 |
| Base 15 | 210e15 | 211015 |
| Base 16 | 1b4d16 | 1b4e16 |