Compare 71 vs 251
Property | 71 | 251 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 711 | 2511 |
Prime factorization | 71 | 251 |
Divisors count | 2 | 2 |
Divisors | 1, 71 | 1, 251 |
Number of properties | 13 | 10 |
Centered heptagonal primes | 2nd | |
Chen primes | 18th | 41st |
Class 1+ primes | 11th | |
Cousin primes (2nd member) | 7th | |
Emirps | 5th | |
Good primes | 10th | 19th |
Harmonic primes | 20th | |
Isolated primes | 21st | |
Multiplicative primes | 8th | |
Pierpont primes of the 2nd kind | 11th | |
Primes | 20th | 54th |
Prime triplets (2nd member) | 8th | |
Right-truncatable primes | 11th | |
Sexy primes (1st member) | 30th | |
Sexy prime quadrupletss (1st member) | 5th | |
Sexy prime triplets (1st member) | 15th | |
Solinas primes | 17th | 30th |
Sophie germain primes | 18th | |
Twin primes (1st member) | 8th | |
Roman numberals | LXXI | CCLI |
Base 2 | 10001112 | 111110112 |
Base 3 | 21223 | 1000223 |
Base 4 | 10134 | 33234 |
Base 5 | 2415 | 20015 |
Base 6 | 1556 | 10556 |
Base 7 | 1317 | 5067 |
Base 8 | 1078 | 3738 |
Base 9 | 789 | 3089 |
Base 10 | 7110 | 25110 |
Base 11 | 6511 | 20911 |
Base 12 | 5b12 | 18b12 |
Base 13 | 5613 | 16413 |
Base 14 | 5114 | 13d14 |
Base 15 | 4b15 | 11b15 |
Base 16 | 4716 | fb16 |