Compare 21559 vs 21601
| Property | 21559 | 21601 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 215591 | 216011 |
| Prime factorization | 21559 | 21601 |
| Divisors count | 2 | 2 |
| Divisors | 1, 21559 | 1, 21601 |
| Number of properties | 5 | 4 |
| Chen primes | 1187th | |
| Cousin primes (1st member) | 369th | |
| Harmonic primes | 893rd | |
| Primes | 2419th | 2426th |
| Prime triplets (2nd member) | 184th | |
| Pythagorean primes | 1203rd | |
| Twin primes (2nd member) | 366th | 368th |
| Roman numberals | ||
| Base 2 | 1010100001101112 | 1010100011000012 |
| Base 3 | 10021201113 | 10021220013 |
| Base 4 | 111003134 | 111012014 |
| Base 5 | 11422145 | 11424015 |
| Base 6 | 2434516 | 2440016 |
| Base 7 | 1165667 | 1166567 |
| Base 8 | 520678 | 521418 |
| Base 9 | 325149 | 325619 |
| Base 10 | 2155910 | 2160110 |
| Base 11 | 1521a11 | 1525811 |
| Base 12 | 1058712 | 1060112 |
| Base 13 | 9a7513 | 9aa813 |
| Base 14 | 7bdd14 | 7c2d14 |
| Base 15 | 65c415 | 660115 |
| Base 16 | 543716 | 546116 |