Compare 1801 vs 2239
| Property | 1801 | 2239 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 18011 | 22391 |
| Prime factorization | 1801 | 2239 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1801 | 1, 2239 |
| Number of properties | 7 | 5 |
| Chen primes | 174th | |
| Cousin primes (1st member) | 69th | |
| Cuban primes 1 | 13th | |
| Harmonic primes | 99th | |
| Isolated primes | 168th | |
| Lucky primes | 66th | 75th |
| Primes | 279th | 333rd |
| Prime triplets (2nd member) | 54th | |
| Pythagorean primes | 136th | |
| Twin primes (2nd member) | 68th | |
| Roman numberals | MDCCCI | MMCCXXXIX |
| Base 2 | 111000010012 | 1000101111112 |
| Base 3 | 21102013 | 100012213 |
| Base 4 | 1300214 | 2023334 |
| Base 5 | 242015 | 324245 |
| Base 6 | 122016 | 142116 |
| Base 7 | 51527 | 63467 |
| Base 8 | 34118 | 42778 |
| Base 9 | 24219 | 30579 |
| Base 10 | 180110 | 223910 |
| Base 11 | 139811 | 175611 |
| Base 12 | 106112 | 136712 |
| Base 13 | a8713 | 103313 |
| Base 14 | 92914 | b5d14 |
| Base 15 | 80115 | 9e415 |
| Base 16 | 70916 | 8bf16 |