Compare 1021 vs 1097
| Property | 1021 | 1097 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 10211 | 10971 |
| Prime factorization | 1021 | 1097 |
| Divisors count | 2 | 2 |
| Divisors | 1, 1021 | 1, 1097 |
| Number of properties | 8 | 14 |
| Additive primes | 98th | |
| Chen primes | 123rd | |
| Cousin primes (2nd member) | 44th | |
| Emirps | 38th | 44th |
| Harmonic primes | 61st | |
| Isolated primes | 105th | |
| Long primes | 62nd | 69th |
| Lucky primes | 45th | |
| Primes | 172nd | 184th |
| Prime triplets (3rd member) | 32nd | |
| Pythagorean primes | 83rd | 89th |
| Sexy primes (1st member) | 80th | |
| Sexy primes (2nd member) | 79th | |
| Sexy prime quadrupletss (2nd member) | 8th | |
| Sexy prime triplets (1st member) | 30th | |
| Sexy prime triplets (2nd member) | 29th | |
| Solinas primes | 46th | |
| Twin primes (2nd member) | 36th | |
| Roman numberals | MXXI | MXCVII |
| Base 2 | 11111111012 | 100010010012 |
| Base 3 | 11012113 | 11111223 |
| Base 4 | 333314 | 1010214 |
| Base 5 | 130415 | 133425 |
| Base 6 | 44216 | 50256 |
| Base 7 | 26567 | 31257 |
| Base 8 | 17758 | 21118 |
| Base 9 | 13549 | 14489 |
| Base 10 | 102110 | 109710 |
| Base 11 | 84911 | 90811 |
| Base 12 | 71112 | 77512 |
| Base 13 | 60713 | 66513 |
| Base 14 | 52d14 | 58514 |
| Base 15 | 48115 | 4d215 |
| Base 16 | 3fd16 | 44916 |