Compare 251 vs 1091
Property | 251 | 1091 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 2511 | 10911 |
Prime factorization | 251 | 1091 |
Divisors count | 2 | 2 |
Divisors | 1, 251 | 1, 1091 |
Number of properties | 10 | 13 |
Additive primes | 96th | |
Chen primes | 41st | 122nd |
Cousin primes (2nd member) | 43rd | |
Emirps | 43rd | |
Good primes | 19th | |
Harmonic primes | 20th | 65th |
Isolated primes | 21st | |
Long primes | 68th | |
Primes | 54th | 182nd |
Prime triplets (1st member) | 32nd | |
Prime triplets (2nd member) | 31st | |
Sexy primes (1st member) | 30th | 79th |
Sexy prime quadrupletss (1st member) | 5th | 8th |
Sexy prime triplets (1st member) | 15th | 29th |
Solinas primes | 30th | |
Sophie germain primes | 18th | |
Twin primes (1st member) | 40th | |
Roman numberals | CCLI | MXCI |
Base 2 | 111110112 | 100010000112 |
Base 3 | 1000223 | 11111023 |
Base 4 | 33234 | 1010034 |
Base 5 | 20015 | 133315 |
Base 6 | 10556 | 50156 |
Base 7 | 5067 | 31167 |
Base 8 | 3738 | 21038 |
Base 9 | 3089 | 14429 |
Base 10 | 25110 | 109110 |
Base 11 | 20911 | 90211 |
Base 12 | 18b12 | 76b12 |
Base 13 | 16413 | 65c13 |
Base 14 | 13d14 | 57d14 |
Base 15 | 11b15 | 4cb15 |
Base 16 | fb16 | 44316 |