Compare 587 vs 641
| Property | 587 | 641 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 5871 | 6411 |
| Prime factorization | 587 | 641 |
| Divisors count | 2 | 2 |
| Divisors | 1, 587 | 1, 641 |
| Number of properties | 8 | 14 |
| Additive primes | 62nd | |
| Chen primes | 77th | 81st |
| Good primes | 32nd | 35th |
| Isolated primes | 56th | |
| Primes | 107th | 116th |
| Prime triplets (1st member) | 24th | |
| Proth primes | 14th | |
| Pythagorean primes | 55th | |
| Quartan primes | 6th | |
| Safe primes | 20th | |
| Sexy primes (1st member) | 52nd | 57th |
| Sexy prime quadrupletss (1st member) | 7th | |
| Sexy prime triplets (1st member) | 21st | 24th |
| Solinas primes | 41st | |
| Sophie germain primes | 28th | |
| Super primes | 28th | |
| Twin primes (1st member) | 29th | |
| Roman numberals | DLXXXVII | DCXLI |
| Base 2 | 10010010112 | 10100000012 |
| Base 3 | 2102023 | 2122023 |
| Base 4 | 210234 | 220014 |
| Base 5 | 43225 | 100315 |
| Base 6 | 24156 | 25456 |
| Base 7 | 14667 | 16047 |
| Base 8 | 11138 | 12018 |
| Base 9 | 7229 | 7829 |
| Base 10 | 58710 | 64110 |
| Base 11 | 49411 | 53311 |
| Base 12 | 40b12 | 45512 |
| Base 13 | 36213 | 3a413 |
| Base 14 | 2dd14 | 33b14 |
| Base 15 | 29215 | 2cb15 |
| Base 16 | 24b16 | 28116 |