.
, .
, 2 : .
. . , .
I, IX, XXI, LXI, XLII I .
. . () , (). , , .
5555=5000+500+50+5. , 5 5000, 500, 50 5.
10 () : 0, 1, 2, 3, 4, 5, 6, 7, 8, 9. () , , 10, .
5685=5*1000+6*100+8*10+5=5*103+6*102+8*101 +5*100
, , . , .
. , 12- 1917 . , . . 12 . 12 ..
, (, ) .
, , . 2 .
, , . . . . . 1, 0. , 0, 1.
, .
, 8 , . 1 = 8 .
28=256 , 0 1: 00000000, 00000001, 00000010, 00000011... 11111110, 11111111.
|
|
, . . 2- . : 8-, 16-, 10-.
1.1.2
A | |||
B | |||
C | |||
D | |||
E | |||
F | |||
1.1.2 , . , 0, 1.
.
, .. , . , - , , .
|
|
170438 100112
427148 1 111 0102
.
|
|
10 001, 11112 705, 628
100, 11102 10 170, 178
. , .
|
16, 358
|
173261
3366,566158
..
..
|
|
.
|
1001 11000101
|
1001
|
1001
|
1001