Compare 161864 vs 161869
| Property | 161864 | 161869 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 2 | 1 |
| Total factors | 4 | 1 |
| Prime factorization | 23 × 202331 | 1618691 |
| Prime factorization | 2 × 2 × 2 × 20233 | 161869 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 4, 8, 20233, 40466, 80932, 161864 | 1, 161869 |
| Number of properties | 0 | 8 |
| Additive primes | 6085th | |
| Centered triangular primes | 65th | |
| Cousin primes (1st member) | 1797th | |
| Happy primes | 2296th | |
| Isolated primes | 11202nd | |
| Long primes | 5541st | |
| Primes | 14839th | |
| Pythagorean primes | 7397th | |
| Roman numberals | ||
| Base 2 | 1001111000010010002 | 1001111000010011012 |
| Base 3 | 220200002223 | 220200010113 |
| Base 4 | 2132010204 | 2132010314 |
| Base 5 | 201344245 | 201344345 |
| Base 6 | 32452126 | 32452216 |
| Base 7 | 12426237 | 12426317 |
| Base 8 | 4741108 | 4741158 |
| Base 9 | 2660289 | 2660349 |
| Base 10 | 16186410 | 16186910 |
| Base 11 | 10067a11 | 10068411 |
| Base 12 | 7980812 | 7981112 |
| Base 13 | 588a113 | 588a613 |
| Base 14 | 42dba14 | 42dc114 |
| Base 15 | 32e5e15 | 32e6415 |
| Base 16 | 2784816 | 2784d16 |