Compare 161999 vs 162209
| Property | 161999 | 162209 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1619991 | 1622091 |
| Prime factorization | 161999 | 162209 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161999 | 1, 162209 |
| Number of properties | 4 | 7 |
| Chen primes | 6332nd | 6339th |
| Emirps | 3276th | |
| Harmonic primes | 5570th | 5577th |
| Isolated primes | 11209th | 11220th |
| Primes | 14852nd | 14863rd |
| Pythagorean primes | 7407th | |
| Sophie germain primes | 1737th | |
| Roman numberals | ||
| Base 2 | 1001111000110011112 | 1001111001101000012 |
| Base 3 | 220200122223 | 220201112023 |
| Base 4 | 2132030334 | 2132122014 |
| Base 5 | 201404445 | 201423145 |
| Base 6 | 32455556 | 32505456 |
| Base 7 | 12432057 | 12436257 |
| Base 8 | 4743178 | 4746418 |
| Base 9 | 2661889 | 2664529 |
| Base 10 | 16199910 | 16220910 |
| Base 11 | 10079211 | 10096311 |
| Base 12 | 798bb12 | 79a5512 |
| Base 13 | 5897613 | 58aa813 |
| Base 14 | 4307514 | 4318514 |
| Base 15 | 32eee15 | 330de15 |
| Base 16 | 278cf16 | 279a116 |