Compare 640901 vs 641197
| Property | 640901 | 641197 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 6409011 | 6411971 |
| Prime factorization | 640901 | 641197 |
| Divisors count | 2 | 2 |
| Divisors | 1, 640901 | 1, 641197 |
| Number of properties | 5 | 4 |
| Chen primes | 20403rd | |
| Isolated primes | 40866th | 40886th |
| Primes | 52141st | 52163rd |
| Sexy primes (1st member) | 11298th | 11305th |
| Sophie germain primes | 5313th | |
| Super primes | 5333rd | |
| Roman numberals | ||
| Base 2 | 100111000111100001012 | 100111001000101011012 |
| Base 3 | 10121200110023 | 10121201200013 |
| Base 4 | 21301320114 | 21302022314 |
| Base 5 | 1310021015 | 1310042425 |
| Base 6 | 214230456 | 214243016 |
| Base 7 | 53063427 | 53102447 |
| Base 8 | 23436058 | 23442558 |
| Base 9 | 11761329 | 11765019 |
| Base 10 | 64090110 | 64119710 |
| Base 11 | 3a857811 | 3a881711 |
| Base 12 | 26aa8512 | 26b09112 |
| Base 13 | 19594113 | 195b0b13 |
| Base 14 | 1297c914 | 12995b14 |
| Base 15 | c9d6b15 | c9eb715 |
| Base 16 | 9c78516 | 9c8ad16 |