Compare 641211 vs 641213
| Property | 641211 | 641213 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 2137371 | 6412131 |
| Prime factorization | 3 × 213737 | 641213 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 213737, 641211 | 1, 641213 |
| Number of properties | 1 | 4 |
| Additive primes | 20388th | |
| Isolated primes | 40888th | |
| Primes | 52165th | |
| Semiprimes | 137393rd | |
| Sophie germain primes | 5316th | |
| Roman numberals | ||
| Base 2 | 100111001000101110112 | 100111001000101111012 |
| Base 3 | 10121201201203 | 10121201201223 |
| Base 4 | 21302023234 | 21302023314 |
| Base 5 | 1310043215 | 1310043235 |
| Base 6 | 214243236 | 214243256 |
| Base 7 | 53102647 | 53102667 |
| Base 8 | 23442738 | 23442758 |
| Base 9 | 11765169 | 11765189 |
| Base 10 | 64121110 | 64121310 |
| Base 11 | 3a882a11 | 3a883111 |
| Base 12 | 26b0a312 | 26b0a512 |
| Base 13 | 195b1c13 | 195b2113 |
| Base 14 | 12996b14 | 12996d14 |
| Base 15 | c9ec615 | c9ec815 |
| Base 16 | 9c8bb16 | 9c8bd16 |