How to use
  • Type your value into appropriate edit box.
  • Converter will translate the value into other systems automatically as you type.
Accuracy - number of significant decimal digits:
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Displays link url to your conversion.
Units: CD,DVD,Blu-Ray:
Byte [B] CDROM (650MB)
Kilobyte [kB] CDROM (800MB)
Megabyte [MB] CDROM (1.4GB)
Gigabyte [GB] DVD-5 (4.38GB)
Terabyte [TB] DVD-9 (7.92GB)
Other Data Storage: DVD-10 (8.75GB)
Page (1800 chars) DVD-18 (15.9GB)
Sheet (40.000 chars) HD-DVD (40GB)
Book (100 pages) HD-DVD (60GB)
Floppy 1.44 MB Blu-Ray (25GB)
Hard Disk (200GB) Blu-Ray (100GB)
Examples of different data storages
Typescript Page Book (100 pages) Audio MP3 File MPEG-2 Movie HDTV Movie CD-ROM 800MB DVD 8.5GB HD DVD 60GB Blu-Ray 100GB To see description put the mouse cursor over left side of this window .

Click left mouse button to input choosen value into converter and start conversion
Typescript Page

For the need of the converter, we assume that average typescript page includes 1800 characters including spaces (circa 30 lines, 60 chars per line)
Hundred Pages Book

For the need of the converter, we assume that average book includes 100 average typescript pages (100x1800 = 180,000 characters)
Average Audio MP3 File

Size of 3:30 minute MP3 file recorded with quality of 128kbps,44kHz is about 3,300KB.
Average DVD MPEG-2 Movie

Size of 2 hour DVD MPEG-2 movie recorded with quality 720x576, Dolby Digital is about 4.21 GB.
Average HDTV Movie

HD (High Definition) technology needs many more storage then standard DVD. For the need of the converter we assume that 2 hour HD movie recorded with 60Mbit per second speed is about 43GB.

Different CD-ROM disks can hold 650MB up to 1400MB. Standard 120mm disk can hold about 800MB of data.
Average DVD

Capacity of Digital Video Disc (or Digital Versatile Disc) can vary from 4.5GB to 16GB depending on the standard. For the need of our converter, 8.5GB DVD has been choosen.

HD DVD (High Definition DVD) invented by Toshiba can hold up to 60GB of data.
Blu-Ray Disk

4 layer Blu-ray disk can hold 100GB of data (circa 25GB per layer).
How many kilobytes in a gig (Example 1)
If you want to know how many kilobytes is in one gigabyte, simply type 1 into edit box labeled 'gigabyte' and the converter will show you the result in the edit box labeled 'kilobyte' (in this case: 1,048,576 kB). Additionaly, you can get the answer how many kilobytes is in one megebyte, terabyte or how many kB can be stored on CD-ROM, DVD, ...
How many books can be stored on 1000 terabyte data storage
(Example 2)

To get information how many average books (100 pages, 1800 characters on each page) can be stored on 1000 terabyte data storage, type 1000 into the box labeled 'terabyte'. The result will be shown in edit box labeled 'books' (in this case: 6.108398e+9 = 6,108,398,000 - more then 6 billion books). Additionaly you can see that 1000TB can hold 5120 hard disks (200GB each) or 40960 Blu-ray discs (25GB each) and so on.
Binary prefixes, used commonly in computing and data capacity description, are based on power of two.

PrefixSymbolBase 2Value
kilok2101 024
megaM2201 048 576
gigaG230 1 073 741 824
teraT2401 099 511 627 776
Bigger then a terabyte is petabyte. Petabyte is equal 1024 terabytes
petaP2501 125 899 906 842 624

All our online converters are free to use. We try to keep our software free of bugs and errors but we do not take any responsibility for any problems caused through the use of these calculators and converters.