Compare 127 vs 1801
| Property | 127 | 1801 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1271 | 18011 |
| Prime factorization | 127 | 1801 |
| Divisors count | 2 | 2 |
| Divisors | 1, 127 | 1, 1801 |
| Number of properties | 13 | 7 |
| Chen primes | 25th | 174th |
| Class 1+ primes | 13th | |
| Cousin primes (1st member) | 12th | |
| Cuban primes 1 | 5th | 13th |
| Double mersenne primes | 2nd | |
| Good primes | 13th | |
| Harmonic primes | 99th | |
| Isolated primes | 12th | 168th |
| Lucky primes | 10th | 66th |
| Mersenne primes | 4th | |
| Pierpont primes of the 2nd kind | 13th | |
| Primes | 31st | 279th |
| Pythagorean primes | 136th | |
| Solinas primes | 22nd | |
| Super primes | 11th | |
| Roman numberals | CXXVII | MDCCCI |
| Base 2 | 11111112 | 111000010012 |
| Base 3 | 112013 | 21102013 |
| Base 4 | 13334 | 1300214 |
| Base 5 | 10025 | 242015 |
| Base 6 | 3316 | 122016 |
| Base 7 | 2417 | 51527 |
| Base 8 | 1778 | 34118 |
| Base 9 | 1519 | 24219 |
| Base 10 | 12710 | 180110 |
| Base 11 | 10611 | 139811 |
| Base 12 | a712 | 106112 |
| Base 13 | 9a13 | a8713 |
| Base 14 | 9114 | 92914 |
| Base 15 | 8715 | 80115 |
| Base 16 | 7f16 | 70916 |