Compare 1861 vs 1997
Property | 1861 | 1997 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 18611 | 19971 |
Prime factorization | 1861 | 1997 |
Divisors count | 2 | 2 |
Divisors | 1, 1861 | 1, 1997 |
Number of properties | 10 | 10 |
Centered square primes | 15th | |
Chen primes | 185th | |
Cousin primes (2nd member) | 64th | |
Good primes | 58th | 64th |
Harmonic primes | 103rd | |
Isolated primes | 173rd | |
Left-truncatable primes | 62nd | |
Long primes | 112th | |
Primes | 284th | 302nd |
Prime triplets (1st member) | 50th | |
Prime triplets (2nd member) | 49th | |
Pythagorean primes | 137th | 147th |
Sexy primes (1st member) | 120th | 129th |
Sexy prime quadrupletss (1st member) | 12th | |
Sexy prime triplets (1st member) | 47th | |
Twin primes (1st member) | 61st | |
Roman numberals | MDCCCLXI | MCMXCVII |
Base 2 | 111010001012 | 111110011012 |
Base 3 | 21122213 | 22012223 |
Base 4 | 1310114 | 1330314 |
Base 5 | 244215 | 304425 |
Base 6 | 123416 | 131256 |
Base 7 | 52667 | 55527 |
Base 8 | 35058 | 37158 |
Base 9 | 24879 | 26589 |
Base 10 | 186110 | 199710 |
Base 11 | 144211 | 155611 |
Base 12 | 10b112 | 11a512 |
Base 13 | b0213 | ba813 |
Base 14 | 96d14 | a2914 |
Base 15 | 84115 | 8d215 |
Base 16 | 74516 | 7cd16 |