Compare 4081 vs 4091
| Property | 4081 | 4091 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 111 × 531 | 40911 |
| Prime factorization | 7 × 11 × 53 | 4091 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 11, 53, 77, 371, 583, 4081 | 1, 4091 |
| Number of properties | 0 | 7 |
| Chen primes | 325th | |
| Harmonic primes | 202nd | |
| Long primes | 224th | |
| Primes | 563rd | |
| Solinas primes | 64th | |
| Super primes | 103rd | |
| Twin primes (1st member) | 107th | |
| Roman numberals | MMMMLXXXI | MMMMXCI |
| Base 2 | 1111111100012 | 1111111110112 |
| Base 3 | 121210113 | 121211123 |
| Base 4 | 3333014 | 3333234 |
| Base 5 | 1123115 | 1123315 |
| Base 6 | 305216 | 305356 |
| Base 7 | 146207 | 146337 |
| Base 8 | 77618 | 77738 |
| Base 9 | 55349 | 55459 |
| Base 10 | 408110 | 409110 |
| Base 11 | 308011 | 308a11 |
| Base 12 | 244112 | 244b12 |
| Base 13 | 1b1c13 | 1b2913 |
| Base 14 | 16b714 | 16c314 |
| Base 15 | 132115 | 132b15 |
| Base 16 | ff116 | ffb16 |