Compare 990401 vs 990417
| Property | 990401 | 990417 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 2271 × 43631 | 31 × 3301391 |
| Prime factorization | 227 × 4363 | 3 × 330139 |
| Divisors count | 4 | 4 |
| Divisors | 1, 227, 4363, 990401 | 1, 3, 330139, 990417 |
| Number of properties | 1 | 1 |
| Semiprimes | 208114th | 208117th |
| Roman numberals | ||
| Base 2 | 111100011100110000012 | 111100011100110100012 |
| Base 3 | 12120221201123 | 12120221210103 |
| Base 4 | 33013030014 | 33013031014 |
| Base 5 | 2231431015 | 2231431325 |
| Base 6 | 331211056 | 331211336 |
| Base 7 | 112633167 | 112633417 |
| Base 8 | 36163018 | 36163218 |
| Base 9 | 17685159 | 17685339 |
| Base 10 | 99040110 | 99041710 |
| Base 11 | 61711511 | 61712a11 |
| Base 12 | 3b919512 | 3b91a912 |
| Base 13 | 288a4913 | 288a5c13 |
| Base 14 | 1bad0d14 | 1bad2114 |
| Base 15 | 1486bb15 | 1486cc15 |
| Base 16 | f1cc116 | f1cd116 |