800 in binary = 1100100000 (11 0010 0000)
In other bases: hexadecimal 320, octal 1440. The binary number has 10 bits.
Divide by 2 repeatedly and note each remainder. Read the remainders from bottom to top.
| Division | Quotient | Remainder |
|---|---|---|
| 800 ÷ 2 | 400 | 0 |
| 400 ÷ 2 | 200 | 0 |
| 200 ÷ 2 | 100 | 0 |
| 100 ÷ 2 | 50 | 0 |
| 50 ÷ 2 | 25 | 0 |
| 25 ÷ 2 | 12 | 1 |
| 12 ÷ 2 | 6 | 0 |
| 6 ÷ 2 | 3 | 0 |
| 3 ÷ 2 | 1 | 1 |
| 1 ÷ 2 | 0 | 1 |
Remainders bottom to top: 1100100000.
| Power of 2 | 512 | 256 | 128 | 64 | 32 | 16 | 8 | 4 | 2 | 1 |
|---|---|---|---|---|---|---|---|---|---|---|
| Bit | 1 | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
Add the powers of 2 where the bit is 1: 512 + 256 + 32 = 800.
Need another number or the reverse direction? Use the binary to decimal converter or the text to binary converter.
| Decimal | Binary | Hex | Octal |
|---|---|---|---|
| 640 | 1010000000 | 280 | 1200 |
| 650 | 1010001010 | 28A | 1212 |
| 700 | 1010111100 | 2BC | 1274 |
| 750 | 1011101110 | 2EE | 1356 |
| 850 | 1101010010 | 352 | 1522 |
| 900 | 1110000100 | 384 | 1604 |
| 950 | 1110110110 | 3B6 | 1666 |
| 1000 | 1111101000 | 3E8 | 1750 |