Compare 201901 vs 201989
| Property | 201901 | 201989 |
|---|---|---|
| Type | semiprime | semiprime |
| Unique factors | 2 | 2 |
| Total factors | 2 | 2 |
| Prime factorization | 71 × 288431 | 191 × 106311 |
| Prime factorization | 7 × 28843 | 19 × 10631 |
| Divisors count | 4 | 4 |
| Divisors | 1, 7, 28843, 201901 | 1, 19, 10631, 201989 |
| Number of properties | 1 | 1 |
| Semiprimes | 45643rd | 45655th |
| Roman numberals | ||
| Base 2 | 1100010100101011012 | 1100010101000001012 |
| Base 3 | 1010202212113 | 1010210020023 |
| Base 4 | 3011022314 | 3011100114 |
| Base 5 | 224301015 | 224304245 |
| Base 6 | 41544216 | 41550456 |
| Base 7 | 15004307 | 15006147 |
| Base 8 | 6122558 | 6124058 |
| Base 9 | 3368549 | 3370629 |
| Base 10 | 20190110 | 20198910 |
| Base 11 | 12876711 | 12883711 |
| Base 12 | 98a1112 | 98a8512 |
| Base 13 | 70b8b13 | 70c2813 |
| Base 14 | 5381714 | 5387b14 |
| Base 15 | 3ec5115 | 3ecae15 |
| Base 16 | 314ad16 | 3150516 |