GB to MB Converter
How to convert GB To MB
1 GB = 1,024 MB.
To convert gb to mb, use the formula: 1 GB = 1,024 MB. Enter any value in the input field above and the result appears instantly. Click the ⇄ button to reverse the conversion direction.
All conversions use precise mathematical constants validated against international SI standards (NIST and ISO 80000), accurate to 8 significant figures.
Frequently Asked Questions
How many Megabytes are in one Gigabyte?
1 GB = 1,024 MB. 1 gigabyte = 1,024 megabytes (binary). A typical MP3 song is 3–5 MB; a movie is 1–4 GB.
What is the formula to convert Gigabyte to Megabyte?
1 GB = 1,024 MB. Multiply the Gigabyte value by the conversion factor to get Megabyte.
How do I convert MB To GB?
Use the MB To GB converter — formula: 1 GB = 1,024 MB. Click the ⇄ switch button above for the reverse conversion.
Is this Gigabyte to Megabyte converter free?
Yes — completely free, no registration required. Works instantly in your browser using precise mathematical constants validated against SI standards.