Compare 21028 vs 21029
| Property | 21028 | 21029 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 4 | 2 |
| Prime factorization | 22 × 71 × 7511 | 171 × 12371 |
| Prime factorization | 2 × 2 × 7 × 751 | 17 × 1237 |
| Divisors count | 12 | 4 |
| Divisors | 1, 2, 4, 7, 14, 28, 751, 1502, 3004, 5257, 10514, 21028 | 1, 17, 1237, 21029 |
| Number of properties | 0 | 1 |
| Semiprimes | 5333rd | |
| Roman numberals | ||
| Base 2 | 1010010001001002 | 1010010001001012 |
| Base 3 | 10012112113 | 10012112123 |
| Base 4 | 110202104 | 110202114 |
| Base 5 | 11331035 | 11331045 |
| Base 6 | 2412046 | 2412056 |
| Base 7 | 1152107 | 1152117 |
| Base 8 | 510448 | 510458 |
| Base 9 | 317549 | 317559 |
| Base 10 | 2102810 | 2102910 |
| Base 11 | 1488711 | 1488811 |
| Base 12 | 1020412 | 1020512 |
| Base 13 | 975713 | 975813 |
| Base 14 | 794014 | 794114 |
| Base 15 | 636d15 | 636e15 |
| Base 16 | 522416 | 522516 |