Gigabyte to Byte Converter
1 GB = 1,073,741,824 B — convert instantly with formula and table.
Type a value above and it converts instantly — no button to press, no page reload, and the math runs entirely in your browser.
Quick answer: one gigabyte equals 1,073,741,824 bytes. So to convert gigabytes to bytes, multiply by 1,073,741,824.
How to convert gigabytes to bytes
bytes = gigabytes × 1,073,741,824
The gigabyte (1,024 MB) is the everyday unit of phone storage and data plans; an hour of HD video streaming uses roughly 3 GB.
The byte — 8 bits — is the fundamental unit of digital storage, enough to encode a single character of text.
Gigabyte to Byte conversion table
| Gigabyte (GB) | Byte (B) |
|---|---|
| 0.01 GB | 10,737,418.24 B |
| 0.1 GB | 107,374,182.4 B |
| 0.25 GB | 268,435,456 B |
| 0.4 GB | 429,496,729.6 B |
| 0.75 GB | 805,306,368 B |
| 1.25 GB | 1,342,177,280 B |
| 1.75 GB | 1,879,048,192 B |
| 2.5 GB | 2,684,354,560 B |
| 3.5 GB | 3,758,096,384 B |
| 4.5 GB | 4,831,838,208 B |
| 6 GB | 6,442,450,944 B |
| 8 GB | 8,589,934,592 B |
| 10 GB | 10,737,418,240 B |
| 12 GB | 12,884,901,888 B |
| 14 GB | 15,032,385,536 B |
| 16 GB | 17,179,869,184 B |
| 18 GB | 19,327,352,832 B |
| 20 GB | 21,474,836,480 B |
| 24 GB | 25,769,803,776 B |
| 26 GB | 27,917,287,424 B |
| 30 GB | 32,212,254,720 B |
| 35 GB | 37,580,963,840 B |
| 45 GB | 48,318,382,080 B |
| 55 GB | 59,055,800,320 B |
| 65 GB | 69,793,218,560 B |
| 75 GB | 80,530,636,800 B |
| 85 GB | 91,268,055,040 B |
| 95 GB | 102,005,473,280 B |
| 110 GB | 118,111,600,640 B |
| 125 GB | 134,217,728,000 B |
| 175 GB | 187,904,819,200 B |
| 250 GB | 268,435,456,000 B |
| 350 GB | 375,809,638,400 B |
| 450 GB | 483,183,820,800 B |
| 600 GB | 644,245,094,400 B |
| 750 GB | 805,306,368,000 B |
| 900 GB | 966,367,641,600 B |
| 1,500 GB | 1,610,612,736,000 B |
| 2,500 GB | 2,684,354,560,000 B |
| 10,000 GB | 10,737,418,240,000 B |
Need the opposite direction? Use the Byte to Gigabyte converter, or read our complete guide to data storage conversions for every formula in one place.
Frequently asked questions
How many bytes are in one gigabyte?
One gigabyte equals 1,073,741,824 bytes. Multiply any gigabyte value by 1,073,741,824 to get bytes.
What is 10 gigabytes in bytes?
10 gigabytes equal 10,737,418,240 bytes (10 × 1,073,741,824).
Is the gigabyte to byte conversion exact?
The conversion factor used here (1,073,741,824) is based on the internationally agreed definitions of both units, so results are exact up to rounding of the final decimal places.
Is my data stored when I use this converter?
No. The conversion runs entirely in your browser with JavaScript — nothing you type is sent to a server, logged or stored.