let\'s translate to decimal like this:
2∙122+1∙121+10∙120 = 2∙144+1∙12+10∙1 = 288+12+10 = 31010
got It: 21A12 =31010
Translate the number 31010 в binary like this:
the Integer part of the number is divided by the base of the new number system:
310 | 2 | | | | | | | | |
-310 | 155 | 2 | | | | | | | |
0 | -154 | 77 | 2 | | | | | | |
| 1 | -76 | 38 | 2 | | | | | |
| | 1 | -38 | 19 | 2 | | | | |
| | | 0 | -18 | 9 | 2 | | | |
| | | | 1 | -8 | 4 | 2 | | |
| | | | | 1 | -4 | 2 | 2 | |
| | | | | | 0 | -2 | 1 | |
| | | | | | | 0 | | |
|
the result of the conversion was:
31010 = 1001101102
the Final answer: 21A12 = 1001101102