Compare 1921 vs 1926
| Property | 1921 | 1926 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 4 |
| Prime factorization | 171 × 1131 | 21 × 32 × 1071 |
| Prime factorization | 17 × 113 | 2 × 3 × 3 × 107 |
| Divisors count | 4 | 12 |
| Divisors | 1, 17, 113, 1921 | 1, 2, 3, 6, 9, 18, 107, 214, 321, 642, 963, 1926 |
| Number of properties | 1 | 0 |
| Semiprimes | 552nd | |
| Roman numberals | MCMXXI | MCMXXVI |
| Base 2 | 111100000012 | 111100001102 |
| Base 3 | 21220113 | 21221003 |
| Base 4 | 1320014 | 1320124 |
| Base 5 | 301415 | 302015 |
| Base 6 | 125216 | 125306 |
| Base 7 | 54137 | 54217 |
| Base 8 | 36018 | 36068 |
| Base 9 | 25649 | 25709 |
| Base 10 | 192110 | 192610 |
| Base 11 | 149711 | 14a111 |
| Base 12 | 114112 | 114612 |
| Base 13 | b4a13 | b5213 |
| Base 14 | 9b314 | 9b814 |
| Base 15 | 88115 | 88615 |
| Base 16 | 78116 | 78616 |