Compare 6986 vs 6991
| Property | 6986 | 6991 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 71 × 4991 | 69911 |
| Prime factorization | 2 × 7 × 499 | 6991 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 7, 14, 499, 998, 3493, 6986 | 1, 6991 |
| Number of properties | 0 | 3 |
| Isolated primes | 576th | |
| Primes | 899th | |
| Sexy primes (1st member) | 317th | |
| Roman numberals | ||
| Base 2 | 11011010010102 | 11011010011112 |
| Base 3 | 1001202023 | 1001202213 |
| Base 4 | 12310224 | 12310334 |
| Base 5 | 2104215 | 2104315 |
| Base 6 | 522026 | 522116 |
| Base 7 | 262407 | 262457 |
| Base 8 | 155128 | 155178 |
| Base 9 | 105229 | 105279 |
| Base 10 | 698610 | 699110 |
| Base 11 | 528111 | 528611 |
| Base 12 | 406212 | 406712 |
| Base 13 | 324513 | 324a13 |
| Base 14 | 279014 | 279514 |
| Base 15 | 210b15 | 211115 |
| Base 16 | 1b4a16 | 1b4f16 |