Compare 201986 vs 201989
| Property | 201986 | 201989 |
|---|---|---|
| Type | composite number | semiprime |
| Unique factors | 3 | 2 |
| Total factors | 3 | 2 |
| Prime factorization | 21 × 231 × 43911 | 191 × 106311 |
| Prime factorization | 2 × 23 × 4391 | 19 × 10631 |
| Divisors count | 8 | 4 |
| Divisors | 1, 2, 23, 46, 4391, 8782, 100993, 201986 | 1, 19, 10631, 201989 |
| Number of properties | 0 | 1 |
| Semiprimes | 45655th | |
| Roman numberals | ||
| Base 2 | 1100010101000000102 | 1100010101000001012 |
| Base 3 | 1010210012223 | 1010210020023 |
| Base 4 | 3011100024 | 3011100114 |
| Base 5 | 224304215 | 224304245 |
| Base 6 | 41550426 | 41550456 |
| Base 7 | 15006117 | 15006147 |
| Base 8 | 6124028 | 6124058 |
| Base 9 | 3370589 | 3370629 |
| Base 10 | 20198610 | 20198910 |
| Base 11 | 12883411 | 12883711 |
| Base 12 | 98a8212 | 98a8512 |
| Base 13 | 70c2513 | 70c2813 |
| Base 14 | 5387814 | 5387b14 |
| Base 15 | 3ecab15 | 3ecae15 |
| Base 16 | 3150216 | 3150516 |