Compare 991990 vs 992001
| Property | 991990 | 992001 |
|---|---|---|
| Type | composite number | composite number |
| Unique factors | 5 | 4 |
| Total factors | 5 | 4 |
| Prime factorization | 21 × 51 × 191 × 231 × 2271 | 31 × 171 × 531 × 3671 |
| Prime factorization | 2 × 5 × 19 × 23 × 227 | 3 × 17 × 53 × 367 |
| Divisors count | 32 | 16 |
| Divisors | 1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 227, 230, 437, 454, 874, 1135, 2185, 2270, 4313, 4370, 5221, 8626, 10442, 21565, 26105, 43130, 52210, 99199, 198398, 495995, 991990 | 1, 3, 17, 51, 53, 159, 367, 901, 1101, 2703, 6239, 18717, 19451, 58353, 330667, 992001 |
| Number of properties | 0 | 0 |
| Roman numberals | ||
| Base 2 | 111100100010111101102 | 111100100011000000012 |
| Base 3 | 12121012021013 | 12121012022103 |
| Base 4 | 33020233124 | 33020300014 |
| Base 5 | 2232204305 | 2232210015 |
| Base 6 | 331323146 | 331323336 |
| Base 7 | 113010467 | 113010637 |
| Base 8 | 36213668 | 36214018 |
| Base 9 | 17716719 | 17716839 |
| Base 10 | 99199010 | 99200110 |
| Base 11 | 61832a11 | 61833a11 |
| Base 12 | 3ba09a12 | 3ba0a912 |
| Base 13 | 28969c13 | 2896aa13 |
| Base 14 | 1bb72614 | 1bb73314 |
| Base 15 | 148dca15 | 148dd615 |
| Base 16 | f22f616 | f230116 |