Compare 3947 vs 4211
| Property | 3947 | 4211 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 39471 | 42111 |
| Prime factorization | 3947 | 4211 |
| Divisors count | 2 | 2 |
| Divisors | 1, 3947 | 1, 4211 |
| Number of properties | 8 | 8 |
| Additive primes | 280th | |
| Chen primes | 319th | 331st |
| Cousin primes (2nd member) | 108th | |
| Good primes | 97th | |
| Isolated primes | 343rd | 359th |
| Left-truncatable primes | 87th | |
| Long primes | 230th | |
| Primes | 548th | 576th |
| Restricted left-truncatable primes | 5th | |
| Safe primes | 60th | |
| Sexy primes (1st member) | 213th | |
| Sophie germain primes | 104th | |
| Ulam primes | 45th | |
| Roman numberals | MMMCMXLVII | MMMMCCXI |
| Base 2 | 1111011010112 | 10000011100112 |
| Base 3 | 121020123 | 122022223 |
| Base 4 | 3312234 | 10013034 |
| Base 5 | 1112425 | 1133215 |
| Base 6 | 301356 | 312556 |
| Base 7 | 143367 | 151647 |
| Base 8 | 75538 | 101638 |
| Base 9 | 53659 | 56889 |
| Base 10 | 394710 | 421110 |
| Base 11 | 2a6911 | 318911 |
| Base 12 | 234b12 | 252b12 |
| Base 13 | 1a4813 | 1bbc13 |
| Base 14 | 161d14 | 176b14 |
| Base 15 | 128215 | 13ab15 |
| Base 16 | f6b16 | 107316 |