4 gigabytes = 4 billion bytes.
Technically, it's actually 4,294,967,296 bytes.
4,000,000,000
15910 megabytes is equal to 15.91 gigabytes.
There are 1024 megabites in 1 gigabite. 20 gigabites has 20,480 megabites.
1 Gigabyte( GB ) is equal to 1024 Megabytes( MB ) 2 GB = 2048 MB to get bits, just multiply bytes by 8.
1024
It depends on how many gigabites it has like 8 gigabites can hold about 15 movies.
None
5500
4500
100
a half
1.306728 gb