Compare 664109 vs 664381
| Property | 664109 | 664381 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6641091 | 6643811 |
| Prime factorization | 664109 | 664381 |
| Divisors count | 2 | 2 |
| Divisors | 1, 664109 | 1, 664381 |
| Number of properties | 4 | 4 |
| Chen primes | 21071st | 21083rd |
| Isolated primes | 42245th | |
| Primes | 53876th | 53897th |
| Sophie germain primes | 5478th | |
| Super primes | 5491st | |
| Twin primes (2nd member) | 5819th | |
| Roman numberals | ||
| Base 2 | 101000100010001011012 | 101000100011001111012 |
| Base 3 | 10202012221223 | 10202021002013 |
| Base 4 | 22020202314 | 22020303314 |
| Base 5 | 1322224145 | 1322300115 |
| Base 6 | 221223256 | 221235016 |
| Base 7 | 54341157 | 54346547 |
| Base 8 | 24210558 | 24214758 |
| Base 9 | 12218789 | 12223219 |
| Base 10 | 66410910 | 66438110 |
| Base 11 | 413a5611 | 41418311 |
| Base 12 | 2803a512 | 28059112 |
| Base 13 | 1a338413 | 1a353313 |
| Base 14 | 13404514 | 13419b14 |
| Base 15 | d1b8e15 | d1cc115 |
| Base 16 | a222d16 | a233d16 |