Compare 161830 vs 161839
| Property | 161830 | 161839 |
|---|---|---|
| Type | composite number | prime |
| Unique factors | 3 | 1 |
| Total factors | 3 | 1 |
| Prime factorization | 21 × 51 × 161831 | 1618391 |
| Prime factorization | 2 × 5 × 16183 | 161839 |
| Divisors count | 8 | 2 |
| Divisors | 1, 2, 5, 10, 16183, 32366, 80915, 161830 | 1, 161839 |
| Number of properties | 0 | 4 |
| Happy primes | 2295th | |
| Harmonic primes | 5561st | |
| Isolated primes | 11201st | |
| Primes | 14838th | |
| Roman numberals | ||
| Base 2 | 1001111000001001102 | 1001111000001011112 |
| Base 3 | 220122222013 | 220200000013 |
| Base 4 | 2132002124 | 2132002334 |
| Base 5 | 201343105 | 201343245 |
| Base 6 | 32451146 | 32451316 |
| Base 7 | 12425447 | 12425567 |
| Base 8 | 4740468 | 4740578 |
| Base 9 | 2658819 | 2660019 |
| Base 10 | 16183010 | 16183910 |
| Base 11 | 10064911 | 10065711 |
| Base 12 | 7979a12 | 797a712 |
| Base 13 | 5887613 | 5888213 |
| Base 14 | 42d9414 | 42d9d14 |
| Base 15 | 32e3a15 | 32e4415 |
| Base 16 | 2782616 | 2782f16 |