Compare 661 vs 701
Property | 661 | 701 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 6611 | 7011 |
Prime factorization | 661 | 701 |
Divisors count | 2 | 2 |
Divisors | 1, 661 | 1, 701 |
Number of properties | 5 | 6 |
Additive primes | 65th | |
Centered decagonal primes | 8th | |
Chen primes | 87th | |
Emirps | 21st | |
Isolated primes | 67th | |
Long primes | 45th | |
Primes | 121st | 126th |
Pythagorean primes | 57th | 60th |
Twin primes (2nd member) | 30th | |
Roman numberals | DCLXI | DCCI |
Base 2 | 10100101012 | 10101111012 |
Base 3 | 2201113 | 2212223 |
Base 4 | 221114 | 223314 |
Base 5 | 101215 | 103015 |
Base 6 | 30216 | 31256 |
Base 7 | 16337 | 20217 |
Base 8 | 12258 | 12758 |
Base 9 | 8149 | 8589 |
Base 10 | 66110 | 70110 |
Base 11 | 55111 | 58811 |
Base 12 | 47112 | 4a512 |
Base 13 | 3bb13 | 41c13 |
Base 14 | 35314 | 38114 |
Base 15 | 2e115 | 31b15 |
Base 16 | 29516 | 2bd16 |