Compare 669839 vs 669947
| Property | 669839 | 669947 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6698391 | 6699471 |
| Prime factorization | 669839 | 669947 |
| Divisors count | 2 | 2 |
| Divisors | 1, 669839 | 1, 669947 |
| Number of properties | 5 | 6 |
| Additive primes | 21195th | 21201st |
| Chen primes | 21225th | |
| Cousin primes (2nd member) | 5858th | |
| Good primes | 2051st | |
| Isolated primes | 42574th | 42586th |
| Primes | 54293rd | 54307th |
| Safe primes | 3137th | |
| Super primes | 5523rd | |
| Roman numberals | ||
| Base 2 | 101000111000100011112 | 101000111000111110112 |
| Base 3 | 10210002112123 | 10210002222123 |
| Base 4 | 22032020334 | 22032033234 |
| Base 5 | 1324133245 | 1324142425 |
| Base 6 | 222050356 | 222053356 |
| Base 7 | 54566127 | 54601257 |
| Base 8 | 24342178 | 24343738 |
| Base 9 | 12307559 | 12308859 |
| Base 10 | 66983910 | 66994710 |
| Base 11 | 41829511 | 41838311 |
| Base 12 | 28377b12 | 28384b12 |
| Base 13 | 1a5b7113 | 1a5c2513 |
| Base 14 | 13617914 | 13621514 |
| Base 15 | d370e15 | d378215 |
| Base 16 | a388f16 | a38fb16 |