Compare 16981 vs 17021
| Property | 16981 | 17021 |
|---|---|---|
| Type | prime | prime |
| Unique factors | 1 | 1 |
| Total factors | 1 | 1 |
| Prime factorization | 169811 | 170211 |
| Prime factorization | 16981 | 17021 |
| Divisors count | 2 | 2 |
| Divisors | 1, 16981 | 1, 17021 |
| Number of properties | 7 | 8 |
| Additive primes | 934th | |
| Chen primes | 982nd | |
| Emirps | 520th | |
| Isolated primes | 1369th | |
| Long primes | 757th | |
| Lucky primes | 319th | |
| Primes | 1958th | 1962nd |
| Pythagorean primes | 966th | 968th |
| Sexy primes (1st member) | 610th | 612th |
| Sexy prime triplets (1st member) | 171st | 172nd |
| Twin primes (2nd member) | 297th | |
| Roman numberals | ||
| Base 2 | 1000010010101012 | 1000010011111012 |
| Base 3 | 2120212213 | 2121001023 |
| Base 4 | 100211114 | 100213314 |
| Base 5 | 10204115 | 10210415 |
| Base 6 | 2103416 | 2104456 |
| Base 7 | 1003367 | 1004247 |
| Base 8 | 411258 | 411758 |
| Base 9 | 252579 | 253129 |
| Base 10 | 1698110 | 1702110 |
| Base 11 | 1183811 | 1187411 |
| Base 12 | 99b112 | 9a2512 |
| Base 13 | 796313 | 799413 |
| Base 14 | 628d14 | 62bb14 |
| Base 15 | 507115 | 509b15 |
| Base 16 | 425516 | 427d16 |