Compare 11809 vs 11821
| Property | 11809 | 11821 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 72 × 2411 | 118211 |
| Prime factorization | 7 × 7 × 241 | 11821 |
| Divisors count | 6 | 2 |
| Divisors | 1, 7, 49, 241, 1687, 11809 | 1, 11821 |
| Number of properties | 0 | 9 |
| Additive primes | 683rd | |
| Harmonic primes | 517th | |
| Isolated primes | 954th | |
| Long primes | 549th | |
| Primes | 1417th | |
| Pythagorean primes | 699th | |
| Sexy primes (1st member) | 454th | |
| Sexy prime quadrupletss (1st member) | 25th | |
| Sexy prime triplets (1st member) | 127th | |
| Roman numberals | ||
| Base 2 | 101110001000012 | 101110001011012 |
| Base 3 | 1210121013 | 1210122113 |
| Base 4 | 23202014 | 23202314 |
| Base 5 | 3342145 | 3342415 |
| Base 6 | 1304016 | 1304216 |
| Base 7 | 463007 | 463157 |
| Base 8 | 270418 | 270558 |
| Base 9 | 171719 | 171849 |
| Base 10 | 1180910 | 1182110 |
| Base 11 | 896611 | 897711 |
| Base 12 | 6a0112 | 6a1112 |
| Base 13 | 54b513 | 54c413 |
| Base 14 | 443714 | 444514 |
| Base 15 | 377415 | 378115 |
| Base 16 | 2e2116 | 2e2d16 |