Compare 283 vs 287
Property | 283 | 287 |
---|---|---|
Type | prime | semiprime |
Unique factors | 1 | 2 |
Total factors | 1 | 2 |
Prime factorization | 2831 | 71 × 411 |
Prime factorization | 283 | 7 × 41 |
Divisors count | 2 | 4 |
Divisors | 1, 283 | 1, 7, 41, 287 |
Number of properties | 9 | 1 |
Additive primes | 35th | |
Left-truncatable primes | 22nd | |
Lucky primes | 17th | |
Primes | 61st | |
Prime triplets (3rd member) | 17th | |
Semiprimes | 89th | |
Sexy primes (2nd member) | 34th | |
Sexy prime triplets (3rd member) | 17th | |
Super primes | 18th | |
Twin primes (2nd member) | 19th | |
Roman numberals | CCLXXXIII | CCLXXXVII |
Base 2 | 1000110112 | 1000111112 |
Base 3 | 1011113 | 1011223 |
Base 4 | 101234 | 101334 |
Base 5 | 21135 | 21225 |
Base 6 | 11516 | 11556 |
Base 7 | 5537 | 5607 |
Base 8 | 4338 | 4378 |
Base 9 | 3449 | 3489 |
Base 10 | 28310 | 28710 |
Base 11 | 23811 | 24111 |
Base 12 | 1b712 | 1bb12 |
Base 13 | 18a13 | 19113 |
Base 14 | 16314 | 16714 |
Base 15 | 13d15 | 14215 |
Base 16 | 11b16 | 11f16 |