Hex to octal converter
World's simplest hex tool
Free online hexadecimal to octal number converter. Just load your hex numbers and they will automatically get converted to octal numbers. There are no ads, popups or nonsense, just an awesome hex to octal converter. Load hexadecimal, get octal. Created by developers for developers.
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Hex to octal converter tool
What is a hex to octal converter?
This tool converts hexadecimal values to octal values. Remember that hex has sixteen values (0 to f) but octal has eight values (0 to 7). Hexabulous!
Hex to octal converter examples
Click to use
Convert Hex to Octal
This example converts a hex value to an octal value.
0x12345
221505
Convert Leet-speak Hex Numbers to Octal Numbers
This example converts hex-speak hex numbers to octal numbers
0xbeef
beef
0xcafe
cafe
0xcafebeef
cafebeef
0xbeefcafe
beefcafe
0xdeadcafe
deadcafe
0xcafebabe
cafebabe
0xbabecafe
babecafe
0xf00d
f00d
137357
137357
145376
145376
31277537357
31277537357
27673745376
27673745376
33653345376
33653345376
31277535276
31277535276
27257545376
27257545376
170015
170015
Convert Interesting Hex Values to Octal
This example converts interesting and special hex numbers to octal numbers.
0xf
0x10
0xff
0x100
0x111
0x200
0x300
0x400
0x500
0x600
0x700
0x800
0x900
0xa00
0x1000
0x10000
17
20
377
400
421
1000
1400
2000
2400
3000
3400
4000
4400
5000
10000
200000
Convert Arbitrarily Large Hex to Octal
This example converts a huge hexadecimal number to an octal number. It supports arbitrary large hex numbers.
0x111222333444555666777888999000
421104214632104252531463567421046310000
Pro tips
Master online hex tools
You can pass input to this tool via ?input query argument and it will automatically compute output. Here's how to type it in your browser's address bar. Click to try!
https://onlinehextools.com/convert-hex-to-octal?input=0x12345
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Convert a color in rgba(r,g,b,a) format to #rrggbbaa hex format.
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Convert a color in hex #rrggbb format to CMYK format.
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Convert a color in CMYK format to #rrggbb format.
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Convert HTML entities in #&x hex format back to characters.
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Find the hex representation of a floating point number.
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