Compare 664381 vs 665051
| Property | 664381 | 665051 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6643811 | 6650511 |
| Prime factorization | 664381 | 665051 |
| Divisors count | 2 | 2 |
| Divisors | 1, 664381 | 1, 665051 |
| Number of properties | 4 | 8 |
| Additive primes | 21059th | |
| Chen primes | 21083rd | 21102nd |
| Cousin primes (2nd member) | 5817th | |
| Primes | 53897th | 53951st |
| Prime triplets (2nd member) | 2124th | |
| Sophie germain primes | 5488th | |
| Super primes | 5491st | 5497th |
| Twin primes (1st member) | 5825th | |
| Twin primes (2nd member) | 5819th | |
| Roman numberals | ||
| Base 2 | 101000100011001111012 | 101000100101110110112 |
| Base 3 | 10202021002013 | 10202100211123 |
| Base 4 | 22020303314 | 22021131234 |
| Base 5 | 1322300115 | 1322402015 |
| Base 6 | 221235016 | 221305356 |
| Base 7 | 54346547 | 54366327 |
| Base 8 | 24214758 | 24227338 |
| Base 9 | 12223219 | 12232459 |
| Base 10 | 66438110 | 66505110 |
| Base 11 | 41418311 | 41473211 |
| Base 12 | 28059112 | 280a4b12 |
| Base 13 | 1a353313 | 1a392a13 |
| Base 14 | 13419b14 | 13451914 |
| Base 15 | d1cc115 | d20bb15 |
| Base 16 | a233d16 | a25db16 |