Compare 21955 vs 21956
| Property | 21955 | 21956 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 51 × 43911 | 22 × 111 × 4991 |
| Prime factorization | 5 × 4391 | 2 × 2 × 11 × 499 |
| Divisors count | 4 | 12 |
| Divisors | 1, 5, 4391, 21955 | 1, 2, 4, 11, 22, 44, 499, 998, 1996, 5489, 10978, 21956 |
| Number of properties | 1 | 0 |
| Semiprimes | 5542nd | |
| Roman numberals | ||
| Base 2 | 1010101110000112 | 1010101110001002 |
| Base 3 | 10100100113 | 10100100123 |
| Base 4 | 111130034 | 111130104 |
| Base 5 | 12003105 | 12003115 |
| Base 6 | 2453516 | 2453526 |
| Base 7 | 1210037 | 1210047 |
| Base 8 | 527038 | 527048 |
| Base 9 | 331049 | 331059 |
| Base 10 | 2195510 | 2195610 |
| Base 11 | 1554a11 | 1555011 |
| Base 12 | 1085712 | 1085812 |
| Base 13 | 9cbb13 | 9cbc13 |
| Base 14 | 800314 | 800414 |
| Base 15 | 678a15 | 678b15 |
| Base 16 | 55c316 | 55c416 |