Compare 161861 vs 161873
| Property | 161861 | 161873 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 71 × 191 × 12171 | 1618731 |
| Prime factorization | 7 × 19 × 1217 | 161873 |
| Divisors count | 8 | 2 |
| Divisors | 1, 7, 19, 133, 1217, 8519, 23123, 161861 | 1, 161873 |
| Number of properties | 0 | 7 |
| Cousin primes (2nd member) | 1797th | |
| Harmonic primes | 5562nd | |
| Isolated primes | 11203rd | |
| Long primes | 5542nd | |
| Primes | 14840th | |
| Pythagorean primes | 7398th | |
| Sexy primes (1st member) | 3593rd | |
| Roman numberals | ||
| Base 2 | 1001111000010001012 | 1001111000010100012 |
| Base 3 | 220200002123 | 220200010223 |
| Base 4 | 2132010114 | 2132011014 |
| Base 5 | 201344215 | 201344435 |
| Base 6 | 32452056 | 32452256 |
| Base 7 | 12426207 | 12426357 |
| Base 8 | 4741058 | 4741218 |
| Base 9 | 2660259 | 2660389 |
| Base 10 | 16186110 | 16187310 |
| Base 11 | 10067711 | 10068811 |
| Base 12 | 7980512 | 7981512 |
| Base 13 | 5889b13 | 588aa13 |
| Base 14 | 42db714 | 42dc514 |
| Base 15 | 32e5b15 | 32e6815 |
| Base 16 | 2784516 | 2785116 |