Compare 21999 vs 22003
| Property | 21999 | 22003 |
|---|---|---|
| Type | semiprime | prime |
| Unique factors | 2 | 1 |
| Total factors | 2 | 1 |
| Prime factorization | 31 × 73331 | 220031 |
| Prime factorization | 3 × 7333 | 22003 |
| Divisors count | 4 | 2 |
| Divisors | 1, 3, 7333, 21999 | 1, 22003 |
| Number of properties | 1 | 5 |
| Additive primes | 1140th | |
| Isolated primes | 1722nd | |
| Primes | 2465th | |
| Semiprimes | 5554th | |
| Sexy primes (2nd member) | 743rd | |
| Sexy prime triplets (3rd member) | 202nd | |
| Roman numberals | ||
| Base 2 | 1010101111011112 | 1010101111100112 |
| Base 3 | 10100112103 | 10100112213 |
| Base 4 | 111132334 | 111133034 |
| Base 5 | 12004445 | 12010035 |
| Base 6 | 2455036 | 2455116 |
| Base 7 | 1210657 | 1211027 |
| Base 8 | 527578 | 527638 |
| Base 9 | 331539 | 331579 |
| Base 10 | 2199910 | 2200310 |
| Base 11 | 1558a11 | 1559311 |
| Base 12 | 1089312 | 1089712 |
| Base 13 | a02313 | a02713 |
| Base 14 | 803514 | 803914 |
| Base 15 | 67b915 | 67bd15 |
| Base 16 | 55ef16 | 55f316 |