Compare 145549 vs 161869
| Property | 145549 | 161869 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1455491 | 1618691 |
| Prime factorization | 145549 | 161869 |
| Divisors count | 2 | 2 |
| Divisors | 1, 145549 | 1, 161869 |
| Number of properties | 6 | 8 |
| Additive primes | 6085th | |
| Centered triangular primes | 61st | 65th |
| Cousin primes (1st member) | 1797th | |
| Happy primes | 2296th | |
| Isolated primes | 11202nd | |
| Long primes | 5541st | |
| Primes | 13470th | 14839th |
| Prime triplets (3rd member) | 660th | |
| Pythagorean primes | 6712th | 7397th |
| Sexy primes (2nd member) | 3307th | |
| Twin primes (2nd member) | 1653rd | |
| Roman numberals | ||
| Base 2 | 1000111000100011012 | 1001111000010011012 |
| Base 3 | 211011222013 | 220200010113 |
| Base 4 | 2032020314 | 2132010314 |
| Base 5 | 141241445 | 201344345 |
| Base 6 | 30415016 | 32452216 |
| Base 7 | 11442257 | 12426317 |
| Base 8 | 4342158 | 4741158 |
| Base 9 | 2415819 | 2660349 |
| Base 10 | 14554910 | 16186910 |
| Base 11 | 9a39811 | 10068411 |
| Base 12 | 7029112 | 7981112 |
| Base 13 | 5133113 | 588a613 |
| Base 14 | 3b08514 | 42dc114 |
| Base 15 | 2d1d415 | 32e6415 |
| Base 16 | 2388d16 | 2784d16 |