Compare 1997 vs 2281
Property | 1997 | 2281 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 19971 | 22811 |
Prime factorization | 1997 | 2281 |
Divisors count | 2 | 2 |
Divisors | 1, 1997 | 1, 2281 |
Number of properties | 10 | 8 |
Additive primes | 178th | |
Chen primes | 185th | 207th |
Cousin primes (2nd member) | 64th | |
Good primes | 64th | |
Isolated primes | 202nd | |
Left-truncatable primes | 62nd | |
Lucky primes | 77th | |
Primes | 302nd | 339th |
Prime triplets (1st member) | 50th | |
Prime triplets (2nd member) | 49th | |
Pythagorean primes | 147th | 165th |
Sexy primes (1st member) | 129th | 139th |
Sexy prime triplets (1st member) | 52nd | |
Twin primes (1st member) | 61st | |
Roman numberals | MCMXCVII | MMCCLXXXI |
Base 2 | 111110011012 | 1000111010012 |
Base 3 | 22012223 | 100101113 |
Base 4 | 1330314 | 2032214 |
Base 5 | 304425 | 331115 |
Base 6 | 131256 | 143216 |
Base 7 | 55527 | 64367 |
Base 8 | 37158 | 43518 |
Base 9 | 26589 | 31149 |
Base 10 | 199710 | 228110 |
Base 11 | 155611 | 179411 |
Base 12 | 11a512 | 13a112 |
Base 13 | ba813 | 106613 |
Base 14 | a2914 | b8d14 |
Base 15 | 8d215 | a2115 |
Base 16 | 7cd16 | 8e916 |