Compare 281 vs 349
Property | 281 | 349 |
---|---|---|
Type | prime | prime |
Unique factors | 1 | 1 |
Total factors | 1 | 1 |
Prime factorization | 2811 | 3491 |
Prime factorization | 281 | 349 |
Divisors count | 2 | 2 |
Divisors | 1, 281 | 1, 349 |
Number of properties | 10 | 7 |
Additive primes | 34th | |
Centered decagonal primes | 7th | |
Chen primes | 45th | |
Cousin primes (1st member) | 20th | |
Cousin primes (2nd member) | 17th | |
Harmonic primes | 23rd | 30th |
Lucky primes | 20th | |
Primes | 60th | 70th |
Prime triplets (2nd member) | 17th | 20th |
Pythagorean primes | 28th | 33rd |
Sophie germain primes | 19th | |
Twin primes (1st member) | 19th | |
Twin primes (2nd member) | 21st | |
Roman numberals | CCLXXXI | CCCXLIX |
Base 2 | 1000110012 | 1010111012 |
Base 3 | 1011023 | 1102213 |
Base 4 | 101214 | 111314 |
Base 5 | 21115 | 23445 |
Base 6 | 11456 | 13416 |
Base 7 | 5517 | 10067 |
Base 8 | 4318 | 5358 |
Base 9 | 3429 | 4279 |
Base 10 | 28110 | 34910 |
Base 11 | 23611 | 29811 |
Base 12 | 1b512 | 25112 |
Base 13 | 18813 | 20b13 |
Base 14 | 16114 | 1ad14 |
Base 15 | 13b15 | 18415 |
Base 16 | 11916 | 15d16 |