Compare 991409 vs 991419
| Property | 991409 | 991419 |
|---|---|---|
| Type | prime | composite number |
| Unique factors | 1 | 4 |
| Total factors | 1 | 4 |
| Prime factorization | 9914091 | 31 × 111 × 131 × 23111 |
| Prime factorization | 991409 | 3 × 11 × 13 × 2311 |
| Divisors count | 2 | 16 |
| Divisors | 1, 991409 | 1, 3, 11, 13, 33, 39, 143, 429, 2311, 6933, 25421, 30043, 76263, 90129, 330473, 991419 |
| Number of properties | 3 | 0 |
| Chen primes | 29732nd | |
| Isolated primes | 61661st | |
| Primes | 77878th | |
| Roman numberals | ||
| Base 2 | 111100100000101100012 | 111100100000101110112 |
| Base 3 | 12121002212123 | 12121002220203 |
| Base 4 | 33020023014 | 33020023234 |
| Base 5 | 2232111145 | 2232111345 |
| Base 6 | 331255056 | 331255236 |
| Base 7 | 112662567 | 112663027 |
| Base 8 | 36202618 | 36202738 |
| Base 9 | 17708559 | 17708669 |
| Base 10 | 99140910 | 99141910 |
| Base 11 | 61795111 | 61796011 |
| Base 12 | 3b989512 | 3b98a312 |
| Base 13 | 28934313 | 28935013 |
| Base 14 | 1bb42d14 | 1bb43914 |
| Base 15 | 148b3e15 | 148b4915 |
| Base 16 | f20b116 | f20bb16 |