Compare 21305 vs 21312
| Property | 21305 | 21312 |
|---|---|---|
| Type | semiprime | composite number |
| Unique factors | 2 | 3 |
| Total factors | 2 | 9 |
| Prime factorization | 51 × 42611 | 26 × 32 × 371 |
| Prime factorization | 5 × 4261 | 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 37 |
| Divisors count | 4 | 42 |
| Divisors | 1, 5, 4261, 21305 | 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 64, 72, 74, 96, 111, 144, 148, 192, 222, 288, 296, 333, 444, 576, 592, 666, 888, 1184, 1332, 1776, 2368, 2664, 3552, 5328, 7104, 10656, 21312 |
| Number of properties | 1 | 0 |
| Semiprimes | 5399th | |
| Roman numberals | ||
| Base 2 | 1010011001110012 | 1010011010000002 |
| Base 3 | 10020200023 | 10020201003 |
| Base 4 | 110303214 | 110310004 |
| Base 5 | 11402105 | 11402225 |
| Base 6 | 2423456 | 2424006 |
| Base 7 | 1160547 | 1160647 |
| Base 8 | 514718 | 515008 |
| Base 9 | 322029 | 322109 |
| Base 10 | 2130510 | 2131210 |
| Base 11 | 1500911 | 1501511 |
| Base 12 | 103b512 | 1040012 |
| Base 13 | 990b13 | 991513 |
| Base 14 | 7a9b14 | 7aa414 |
| Base 15 | 64a515 | 64ac15 |
| Base 16 | 533916 | 534016 |