Compare 201221 vs 201271
| Property | 201221 | 201271 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 311 × 64911 | 71 × 287531 |
| Prime factorization | 31 × 6491 | 7 × 28753 |
| Divisors count | 4 | 4 |
| Divisors | 1, 31, 6491, 201221 | 1, 7, 28753, 201271 |
| Number of properties | 1 | 1 |
| Semiprimes | 45508th | 45519th |
| Roman numberals | ||
| Base 2 | 1100010010000001012 | 1100010010001101112 |
| Base 3 | 1010200001223 | 1010200021113 |
| Base 4 | 3010200114 | 3010203134 |
| Base 5 | 224143415 | 224200415 |
| Base 6 | 41513256 | 41514516 |
| Base 7 | 14654367 | 14655407 |
| Base 8 | 6110058 | 6110678 |
| Base 9 | 3360189 | 3360749 |
| Base 10 | 20122110 | 20127110 |
| Base 11 | 1281a911 | 12824411 |
| Base 12 | 9854512 | 9858712 |
| Base 13 | 7078713 | 707c513 |
| Base 14 | 5348d14 | 534c714 |
| Base 15 | 3e94b15 | 3e98115 |
| Base 16 | 3120516 | 3123716 |