Compare 28721 vs 28728
| Property | 28721 | 28728 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 3 | 4 |
| Total factors | 3 | 8 |
| Prime factorization | 71 × 111 × 3731 | 23 × 33 × 71 × 191 |
| Prime factorization | 7 × 11 × 373 | 2 × 2 × 2 × 3 × 3 × 3 × 7 × 19 |
| Divisors count | 8 | 64 |
| Divisors | 1, 7, 11, 77, 373, 2611, 4103, 28721 | 1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 9576, 14364, 28728 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 1110000001100012 | 1110000001110002 |
| Base 3 | 11101012023 | 11101020003 |
| Base 4 | 130003014 | 130003204 |
| Base 5 | 14043415 | 14044035 |
| Base 6 | 3405456 | 3410006 |
| Base 7 | 1465107 | 1465207 |
| Base 8 | 700618 | 700708 |
| Base 9 | 433529 | 433609 |
| Base 10 | 2872110 | 2872810 |
| Base 11 | 1a64011 | 1a64711 |
| Base 12 | 1475512 | 1476012 |
| Base 13 | 100c413 | 100cb13 |
| Base 14 | a67714 | a68014 |
| Base 15 | 879b15 | 87a315 |
| Base 16 | 703116 | 703816 |