Compare 163978 vs 163985
| Property | 163978 | 163985 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 1631 × 5031 | 51 × 327971 |
| Prime factorization | 2 × 163 × 503 | 5 × 32797 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 163, 326, 503, 1006, 81989, 163978 | 1, 5, 32797, 163985 |
| Number of properties | 0 | 1 |
| Semiprimes | 37447th | |
| Roman numberals | ||
| Base 2 | 1010000000100010102 | 1010000000100100012 |
| Base 3 | 220222210213 | 220222211123 |
| Base 4 | 2200020224 | 2200021014 |
| Base 5 | 202214035 | 202214205 |
| Base 6 | 33030546 | 33031056 |
| Base 7 | 12520337 | 12520437 |
| Base 8 | 5002128 | 5002218 |
| Base 9 | 2688379 | 2688459 |
| Base 10 | 16397810 | 16398510 |
| Base 11 | 10222111 | 10222811 |
| Base 12 | 7aa8a12 | 7aa9512 |
| Base 13 | 5983913 | 5984313 |
| Base 14 | 43a8a14 | 43a9314 |
| Base 15 | 338bd15 | 338c515 |
| Base 16 | 2808a16 | 2809116 |