Compare 17921 vs 17939
| Property | 17921 | 17939 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 179211 | 179391 |
| Prime factorization | 17921 | 17939 |
| Divisors count | 2 | 2 |
| Divisors | 1, 17921 | 1, 17939 |
| Number of properties | 5 | 7 |
| Additive primes | 968th | |
| Chen primes | 1021st | |
| Emirps | 554th | |
| Isolated primes | 1432nd | |
| Long primes | 792nd | |
| Primes | 2054th | 2057th |
| Proth primes | 51st | |
| Pythagorean primes | 1012th | |
| Safe primes | 178th | |
| Sophie germain primes | 298th | |
| Twin primes (1st member) | 313th | |
| Roman numberals | ||
| Base 2 | 1000110000000012 | 1000110000100112 |
| Base 3 | 2201202023 | 2201211023 |
| Base 4 | 101200014 | 101201034 |
| Base 5 | 10331415 | 10332245 |
| Base 6 | 2145456 | 2150156 |
| Base 7 | 1031517 | 1032057 |
| Base 8 | 430018 | 430238 |
| Base 9 | 265229 | 265429 |
| Base 10 | 1792110 | 1793910 |
| Base 11 | 1251211 | 1252911 |
| Base 12 | a45512 | a46b12 |
| Base 13 | 820713 | 821c13 |
| Base 14 | 676114 | 677514 |
| Base 15 | 549b15 | 54ae15 |
| Base 16 | 460116 | 461316 |