Compare 490989 vs 490991
| Property | 490989 | 490991 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 31 × 611 × 26831 | 4909911 |
| Prime factorization | 3 × 61 × 2683 | 490991 |
| Divisors count | 8 | 2 |
| Divisors | 1, 3, 61, 183, 2683, 8049, 163663, 490989 | 1, 490991 |
| Number of properties | 0 | 4 |
| Chen primes | 16237th | |
| Primes | 40843rd | |
| Sophie germain primes | 4262nd | |
| Twin primes (1st member) | 4498th | |
| Roman numberals | ||
| Base 2 | 11101111101111011012 | 11101111101111011112 |
| Base 3 | 2202211112103 | 2202211112123 |
| Base 4 | 13133132314 | 13133132334 |
| Base 5 | 1112024245 | 1112024315 |
| Base 6 | 143050336 | 143050356 |
| Base 7 | 41133127 | 41133147 |
| Base 8 | 16767558 | 16767578 |
| Base 9 | 8274539 | 8274559 |
| Base 10 | 49098910 | 49099110 |
| Base 11 | 30598411 | 30598611 |
| Base 12 | 1b817912 | 1b817b12 |
| Base 13 | 14263513 | 14263713 |
| Base 14 | cad0914 | cad0b14 |
| Base 15 | 9a72915 | 9a72b15 |
| Base 16 | 77ded16 | 77def16 |