Compare 6991 vs 6997
Property | 6991 | 6997 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 69911 | 69971 |
Prime factorization | 6991 | 6997 |
Divisors count | 2 | 2 |
Divisors | 1, 6991 | 1, 6997 |
Number of properties | 3 | 9 |
Additive primes | 446th | |
Chen primes | 489th | |
Cousin primes (1st member) | 154th | |
Harmonic primes | 329th | |
Isolated primes | 576th | 577th |
Left-truncatable primes | 126th | |
Primes | 899th | 900th |
Pythagorean primes | 442nd | |
Sexy primes (1st member) | 317th | |
Sexy primes (2nd member) | 317th | |
Roman numberals | ||
Base 2 | 11011010011112 | 11011010101012 |
Base 3 | 1001202213 | 1001210113 |
Base 4 | 12310334 | 12311114 |
Base 5 | 2104315 | 2104425 |
Base 6 | 522116 | 522216 |
Base 7 | 262457 | 262547 |
Base 8 | 155178 | 155258 |
Base 9 | 105279 | 105349 |
Base 10 | 699110 | 699710 |
Base 11 | 528611 | 529111 |
Base 12 | 406712 | 407112 |
Base 13 | 324a13 | 325313 |
Base 14 | 279514 | 279b14 |
Base 15 | 211115 | 211715 |
Base 16 | 1b4f16 | 1b5516 |