Compare 1487 vs 2137
| Property | 1487 | 2137 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 14871 | 21371 |
| Prime factorization | 1487 | 2137 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1487 | 1, 2137 |
| Number of properties | 18 | 11 |
| Additive primes | 169th | |
| Chen primes | 153rd | |
| Cousin primes (1st member) | 67th | |
| Cousin primes (2nd member) | 52nd | |
| Emirps | 71st | |
| Happy primes | 47th | |
| Isolated primes | 191st | |
| Left-truncatable primes | 64th | |
| Long primes | 90th | 123rd |
| Primes | 236th | 322nd |
| Prime quadruplets (3rd member) | 6th | |
| Prime quintuplet 2s (3rd member) | 4th | |
| Prime triplets (1st member) | 41st | 53rd |
| Prime triplets (2nd member) | 40th | |
| Prime triplets (3rd member) | 39th | |
| Pythagorean primes | 156th | |
| Safe primes | 33rd | |
| Sexy primes (1st member) | 104th | 135th |
| Sexy primes (2nd member) | 102nd | 134th |
| Sexy prime quadrupletss (2nd member) | 9th | |
| Sexy prime triplets (1st member) | 40th | |
| Sexy prime triplets (2nd member) | 39th | 51st |
| Twin primes (1st member) | 50th | |
| Roman numberals | MCDLXXXVII | MMCXXXVII |
| Base 2 | 101110011112 | 1000010110012 |
| Base 3 | 20010023 | 22210113 |
| Base 4 | 1130334 | 2011214 |
| Base 5 | 214225 | 320225 |
| Base 6 | 105156 | 135216 |
| Base 7 | 42237 | 61427 |
| Base 8 | 27178 | 41318 |
| Base 9 | 20329 | 28349 |
| Base 10 | 148710 | 213710 |
| Base 11 | 113211 | 167311 |
| Base 12 | a3b12 | 12a112 |
| Base 13 | 8a513 | c8513 |
| Base 14 | 78314 | ac914 |
| Base 15 | 69215 | 97715 |
| Base 16 | 5cf16 | 85916 |