Compare 61 vs 281
Property | 61 | 281 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 611 | 2811 |
Prime factorization | 61 | 281 |
Divisors count | 2 | 2 |
Divisors | 1, 61 | 1, 281 |
Number of properties | 12 | 10 |
Additive primes | 11th | 34th |
Centered decagonal primes | 3rd | 7th |
Centered square primes | 4th | |
Chen primes | 45th | |
Cousin primes (2nd member) | 17th | |
Cuban primes 1 | 4th | |
Harmonic primes | 23rd | |
Long primes | 8th | |
Primes | 18th | 60th |
Prime triplets (2nd member) | 17th | |
Pythagorean primes | 8th | 28th |
Sexy primes (1st member) | 12th | |
Sexy prime quadrupletss (1st member) | 4th | |
Sexy prime triplets (1st member) | 8th | |
Solinas primes | 15th | |
Sophie germain primes | 19th | |
Twin primes (1st member) | 19th | |
Twin primes (2nd member) | 7th | |
Roman numberals | LXI | CCLXXXI |
Base 2 | 1111012 | 1000110012 |
Base 3 | 20213 | 1011023 |
Base 4 | 3314 | 101214 |
Base 5 | 2215 | 21115 |
Base 6 | 1416 | 11456 |
Base 7 | 1157 | 5517 |
Base 8 | 758 | 4318 |
Base 9 | 679 | 3429 |
Base 10 | 6110 | 28110 |
Base 11 | 5611 | 23611 |
Base 12 | 5112 | 1b512 |
Base 13 | 4913 | 18813 |
Base 14 | 4514 | 16114 |
Base 15 | 4115 | 13b15 |
Base 16 | 3d16 | 11916 |