Compare 157 vs 251
Property | 157 | 251 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 1571 | 2511 |
Prime factorization | 157 | 251 |
Divisors count | 2 | 2 |
Divisors | 1, 157 | 1, 251 |
Number of properties | 11 | 10 |
Additive primes | 21st | |
Chen primes | 30th | 41st |
Emirps | 12th | |
Good primes | 19th | |
Harmonic primes | 13th | 20th |
Isolated primes | 14th | 21st |
Primes | 37th | 54th |
Pythagorean primes | 17th | |
Sexy primes (1st member) | 22nd | 30th |
Sexy primes (2nd member) | 21st | |
Sexy prime quadrupletss (1st member) | 5th | |
Sexy prime triplets (1st member) | 15th | |
Sexy prime triplets (2nd member) | 12th | |
Solinas primes | 30th | |
Sophie germain primes | 18th | |
Super primes | 12th | |
Roman numberals | CLVII | CCLI |
Base 2 | 100111012 | 111110112 |
Base 3 | 122113 | 1000223 |
Base 4 | 21314 | 33234 |
Base 5 | 11125 | 20015 |
Base 6 | 4216 | 10556 |
Base 7 | 3137 | 5067 |
Base 8 | 2358 | 3738 |
Base 9 | 1849 | 3089 |
Base 10 | 15710 | 25110 |
Base 11 | 13311 | 20911 |
Base 12 | 11112 | 18b12 |
Base 13 | c113 | 16413 |
Base 14 | b314 | 13d14 |
Base 15 | a715 | 11b15 |
Base 16 | 9d16 | fb16 |