Digital Storage • NIST Exact

Gigabytes Kilobytes

GB → KB

1 GB = 1,000,000 KBNIST Exact

NIST Exact

Based on U.S. National Institute of Standards

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GB → KB Reference Table

GB KB
0.001 GB 1000 KB
0.002 GB 2000 KB
0.003 GB 3000 KB
0.004 GB 4000 KB
0.005 GB 5000 KB
0.006 GB 6000 KB
0.007 GB 7000 KB
0.008 GB 8000 KB
0.009 GB 9000 KB
0.01 GB 10000 KB
0.02 GB 20000 KB
0.03 GB 30000 KB
0.04 GB 40000 KB
0.05 GB 50000 KB
0.06 GB 60000 KB
0.07 GB 70000 KB
0.08 GB 80000 KB
0.09 GB 90000 KB
0.1 GB 100000 KB
0.2 GB 200000 KB
0.3 GB 300000 KB
0.4 GB 400000 KB
0.5 GB 500000 KB
0.6 GB 600000 KB
0.7 GB 700000 KB
0.8 GB 800000 KB
0.9 GB 900000 KB
1 GB 1000000 KB
1.5 GB 1500000 KB
2 GB 2000000 KB
2.5 GB 2500000 KB
3 GB 3000000 KB
3.5 GB 3500000 KB
4 GB 4000000 KB
4.5 GB 4500000 KB
5 GB 5000000 KB
5.5 GB 5500000 KB
6 GB 6000000 KB
6.5 GB 6500000 KB
7 GB 7000000 KB
7.5 GB 7500000 KB
8 GB 8000000 KB
8.5 GB 8500000 KB
9 GB 9000000 KB
9.5 GB 9500000 KB
10 GB 10000000 KB
11 GB 11000000 KB
12 GB 12000000 KB
13 GB 13000000 KB
14 GB 14000000 KB
15 GB 15000000 KB
16 GB 16000000 KB
17 GB 17000000 KB
18 GB 18000000 KB
19 GB 19000000 KB
20 GB 20000000 KB
25 GB 25000000 KB
30 GB 30000000 KB
35 GB 35000000 KB
40 GB 40000000 KB
45 GB 45000000 KB
50 GB 50000000 KB
55 GB 55000000 KB
60 GB 60000000 KB
65 GB 65000000 KB
70 GB 70000000 KB
75 GB 75000000 KB
80 GB 80000000 KB
85 GB 85000000 KB
90 GB 90000000 KB
95 GB 95000000 KB
100 GB 100000000 KB
120 GB 120000000 KB
125 GB 125000000 KB
130 GB 130000000 KB
140 GB 140000000 KB
150 GB 150000000 KB
160 GB 160000000 KB
175 GB 175000000 KB
180 GB 180000000 KB
200 GB 200000000 KB
225 GB 225000000 KB
250 GB 250000000 KB
275 GB 275000000 KB
300 GB 300000000 KB
350 GB 350000000 KB
400 GB 400000000 KB
450 GB 450000000 KB
500 GB 500000000 KB
600 GB 600000000 KB
700 GB 700000000 KB
750 GB 750000000 KB
800 GB 800000000 KB
900 GB 900000000 KB
1000 GB 1000000000 KB
1200 GB 1200000000 KB
1250 GB 1250000000 KB
1500 GB 1500000000 KB
1750 GB 1750000000 KB
2000 GB 2000000000 KB
2500 GB 2500000000 KB
3000 GB 3000000000 KB
4000 GB 4000000000 KB
4500 GB 4500000000 KB
5000 GB 5000000000 KB
6000 GB 6000000000 KB
7000 GB 7000000000 KB
7500 GB 7500000000 KB
8000 GB 8000000000 KB
9000 GB 9000000000 KB
10000 GB 10000000000 KB
15000 GB 15000000000 KB
20000 GB 20000000000 KB
25000 GB 25000000000 KB
50000 GB 50000000000 KB
75000 GB 75000000000 KB
100000 GB 100000000000 KB

Values based on NIST SP 811 conversion factors

Why Convert Gigabytes to Kilobytes?

Converting between gigabytes (GB) and kilobytes (KB) is one of the most common digital storage conversions. Whether for engineering, cooking, travel, or science, knowing how to quickly convert GB to KB saves time and prevents errors.

Digital storage conversions (GB to KB) are essential for IT professionals, content creators, and everyday computer users. Understanding the difference between bits and bytes is crucial when calculating internet speeds versus file sizes. Photographers and video editors need to convert terabytes and gigabytes to manage backups and estimate cloud storage costs. Confusion often arises between binary (1024) and decimal (1000) prefixes used by hardware manufacturers versus operating systems, leading to apparent 'missing' space on hard drives. Accurate conversion helps in planning server capacity, data transfer times, and device purchases.

How to Convert Gigabytes to Kilobytes

To convert gigabytes to kilobytes, use the following formula:

KB = GB × 1000000

Example: 1 GB = 1000000 KB

For example, 5 GB = 5000000 KB, 10 GB = 10000000 KB, and 100 GB = 100000000 KB. For larger values, 1000 GB = 1000000000 KB. Conversely, 1 KB = 0.000001 GB. Our calculator above performs this conversion instantly with full precision — no rounding errors.

Common Mistakes to Avoid

  • Bit vs Byte: 1 Byte = 8 Bits. Internet speed is usually bits (Mb/s), file size is Bytes (MB).
  • Base 10 vs Base 2: Hard drive makers use Base 10 (1KB=1000B), OS uses Base 2 (1KiB=1024B).
  • B vs b: MB is Megabyte, Mb is Megabit.

Pro Tips

  • Storage buying: A 1TB drive usually shows as ~930GB in Windows due to decimal/binary difference.
  • Data caps: Streaming HD video uses ~3GB/hour.
  • Backup rule: 3-2-1 rule: 3 copies, 2 media types, 1 offsite.

What is a Gigabyte?

10⁹ bytes.

Movies, RAM.

What is a Kilobyte?

1,000 bytes (decimal) or 1,024 bytes (binary).

Small files.

Frequently Asked Questions

How many kilobytes are in 1 gigabyte?

1 GB equals 1000000 KB. This is an exact conversion factor defined by NIST.

How do I convert gigabytes to kilobytes?

Multiply the value in GB by the conversion factor. For example, 10 GB = 10000000 KB. Use our calculator above for instant results.

Is the gigabytes to kilobytes conversion exact?

Yes, this conversion is mathematically exact based on the international definition of these units (NIST SP 811).

Can I convert gigabytes to kilobytes offline?

Yes! OmniConvert runs entirely in your browser — no internet connection needed after the page loads. Your data never leaves your device, ensuring complete privacy.

What is the difference between gigabytes and kilobytes?

Gigabytes (GB) and Kilobytes (KB) are both units of digital storage but belong to different measurement systems. 1 GB = 1000000 KB. Use the converter above to switch between them instantly.

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