Compare 161921 vs 162011
| Property | 161921 | 162011 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 1619211 | 1620111 |
| Prime factorization | 161921 | 162011 |
| Divisors count | 2 | 2 |
| Divisors | 1, 161921 | 1, 162011 |
| Number of properties | 5 | 9 |
| Additive primes | 6089th | |
| Chen primes | 6329th | 6333rd |
| Cousin primes (2nd member) | 1798th | |
| Emirps | 3272nd | |
| Harmonic primes | 5564th | 5571st |
| Isolated primes | 11211th | |
| Long primes | 5546th | |
| Primes | 14844th | 14854th |
| Pythagorean primes | 7400th | |
| Sexy primes (1st member) | 3596th | |
| Twin primes (1st member) | 1821st | |
| Roman numberals | ||
| Base 2 | 1001111000100000012 | 1001111000110110112 |
| Base 3 | 220200100023 | 220200201023 |
| Base 4 | 2132020014 | 2132031234 |
| Base 5 | 201401415 | 201410215 |
| Base 6 | 32453456 | 32500156 |
| Base 7 | 12430347 | 12432237 |
| Base 8 | 4742018 | 4743338 |
| Base 9 | 2661029 | 2662129 |
| Base 10 | 16192110 | 16201110 |
| Base 11 | 10072111 | 1007a311 |
| Base 12 | 7985512 | 7990b12 |
| Base 13 | 5891613 | 5898513 |
| Base 14 | 4301b14 | 4308314 |
| Base 15 | 32e9b15 | 3300b15 |
| Base 16 | 2788116 | 278db16 |