Compare 81804 vs 81813
| Property | 81804 | 81813 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 4 | 2 |
| Total factors | 5 | 2 |
| Prime factorization | 22 × 31 × 171 × 4011 | 31 × 272711 |
| Prime factorization | 2 × 2 × 3 × 17 × 401 | 3 × 27271 |
| Divisors count | 24 | 4 |
| Divisors | 1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 401, 802, 1203, 1604, 2406, 4812, 6817, 13634, 20451, 27268, 40902, 81804 | 1, 3, 27271, 81813 |
| Number of properties | 0 | 1 |
| Semiprimes | 19313th | |
| Roman numberals | ||
| Base 2 | 100111111100011002 | 100111111100101012 |
| Base 3 | 110110122103 | 110110200103 |
| Base 4 | 1033320304 | 1033321114 |
| Base 5 | 101042045 | 101042235 |
| Base 6 | 14304206 | 14304336 |
| Base 7 | 4603327 | 4603447 |
| Base 8 | 2376148 | 2376258 |
| Base 9 | 1341839 | 1342039 |
| Base 10 | 8180410 | 8181310 |
| Base 11 | 5650811 | 5651611 |
| Base 12 | 3b41012 | 3b41912 |
| Base 13 | 2b30813 | 2b31413 |
| Base 14 | 21b5214 | 21b5b14 |
| Base 15 | 1938915 | 1939315 |
| Base 16 | 13f8c16 | 13f9516 |