💾 Data Storage

gigabytes (GB) to bytes Converter

Convert gigabytes (GB) to bytes instantly: 1 gigabytes (GB) = 1073741824 bytes. Free converter with the formula, a reference table and FAQs — no sign-up.

Quick answer: To convert gigabytes (GB) to bytes, multiply by 1073741824. For example, 1 gigabytes (GB) = 1073741824 bytes. Use the calculator below for any value.
gigabytes (GB) to bytes
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Common conversions
gigabytes (GB) bytes
Formula:

How to convert gigabytes (GB) to bytes

1

Enter your value

Type the number of gigabytes (gb) you want to convert into the left box. The result in bytes appears instantly in the right box. You can also type into the right box to convert in the other direction.

2

Use the swap button

Click the ⇄ Swap button to reverse the conversion — bytes to gigabytes (GB). Your current value carries across so you don't have to re-enter anything.

3

About gigabytes (GB) and bytes

gigabytes (GB) and bytes are common data measurements.

Worked examples: gigabytes (GB) to bytes

Multiply the gigabytes (GB) value by 1.07374e+09 to get bytes. A few quick examples:

  • 5 gigabytes (GB) × 1.07374e+09 = 5.36871e+09 bytes
  • 25 gigabytes (GB) × 1.07374e+09 = 2.68435e+10 bytes
  • 250 gigabytes (GB) × 1.07374e+09 = 2.68435e+11 bytes
📊 Common conversions at a glance
gigabytes (GB) bytes
1e-06 1074
0.001 1.074e+06
0.01 1.074e+07
0.1 1.074e+08
0.5 5.369e+08
1 1.074e+09
Reviewed for 2026. gigabytes (GB) ↔ bytes conversion factor verified against published reference data. Built by a UK-based qualified primary teacher and FA Level 2 coach as part of 247QuickTools' free utility-tools project.

Frequently asked questions

How do I convert gigabytes (GB) to bytes?

To convert gigabytes (GB) to bytes, multiply by 1073741824. Or use the calculator above for instant results.

How many bytes are in 1 gigabytes (GB)?

1 gigabytes (GB) equals 1073741824 bytes.

Is the gigabytes (GB) to bytes converter free?

Yes, the gigabytes (GB) to bytes converter is completely free with no sign-up required, no downloads, and it works offline once the page has loaded.