Compare 13985 vs 13997
| Property | 13985 | 13997 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 51 × 27971 | 139971 |
| Prime factorization | 5 × 2797 | 13997 |
| Divisors count | 4 | 2 |
| Divisors | 1, 5, 2797, 13985 | 1, 13997 |
| Number of properties | 1 | 5 |
| Additive primes | 791st | |
| Chen primes | 839th | |
| Primes | 1651st | |
| Pythagorean primes | 818th | |
| Semiprimes | 3617th | |
| Twin primes (1st member) | 261st | |
| Roman numberals | ||
| Base 2 | 110110101000012 | 110110101011012 |
| Base 3 | 2010112223 | 2010121023 |
| Base 4 | 31222014 | 31222314 |
| Base 5 | 4214205 | 4214425 |
| Base 6 | 1444256 | 1444456 |
| Base 7 | 555267 | 555447 |
| Base 8 | 332418 | 332558 |
| Base 9 | 211589 | 211729 |
| Base 10 | 1398510 | 1399710 |
| Base 11 | a56411 | a57511 |
| Base 12 | 811512 | 812512 |
| Base 13 | 649a13 | 64a913 |
| Base 14 | 514d14 | 515b14 |
| Base 15 | 422515 | 423215 |
| Base 16 | 36a116 | 36ad16 |