1240 Octal to Binary
1240 octal = 1010100000 binary
1240 written in binary is 10 1010 0000, the number 672 in everyday decimal.
1240 octal = 1010100000 binary
How to convert 1240 to binary
Because 8 = 23, every octal digit stands for exactly 3 binary digits. Write each octal digit as 3 binary digits:
| Binary group | Octal digit |
|---|---|
001 | 1 |
010 | 2 |
100 | 4 |
000 | 0 |
Result: 1240 in octal = 1010100000 in binary (leading zeros dropped).
1240 (octal) in other systems
| Decimal | 672 |
| Roman numerals | DCLXXII |
| Hexadecimal | 2A0 |
| Duodecimal | 480 |
| Ternary | 220220 |
| Base 36 | IO |
| Vigesimal | 1DC |
| Quaternary | 22200 |
| Quinary | 10142 |
| Senary | 3040 |
Nearby octal to binary conversions
| 1233 to binary | 1010011011 |
| 1234 to binary | 1010011100 |
| 1235 to binary | 1010011101 |
| 1236 to binary | 1010011110 |
| 1237 to binary | 1010011111 |
| 1241 to binary | 1010100001 |
| 1242 to binary | 1010100010 |
| 1243 to binary | 1010100011 |
| 1244 to binary | 1010100100 |
| 1245 to binary | 1010100101 |
About the number 672
- 672 is an even number.
- 672 is not a prime number.
- Written in binary it needs 10 bits, so it fits in 2 bytes.
Reverse conversion
Frequently asked questions
What is 1240 in binary?
1240 in octal is 1010100000 in binary (the number 672 in decimal).