Terabytes to gigabytes
gigabytes = terabytes × 1,000
Reverse: gigabytes to terabytes
How to convert terabytes to gigabytes
One terabyte is 1,000 gigabytes, so multiply the number of terabytes by 1,000. For example, 20 terabytes is 20 × 1,000 = 20,000 gigabytes. To go back, divide by the same number, or multiply by 0.001.
Quick estimate
Multiplying by about 1000 gets within 0.0% of the exact answer, which is enough to check that a result makes sense.
Where it comes up
Data conversions come up when comparing storage on phones and drives, file and download sizes, and internet plans.
| terabytes | gigabytes |
|---|---|
| 1 tb | 1,000 gb |
| 2 tb | 2,000 gb |
| 3 tb | 3,000 gb |
| 4 tb | 4,000 gb |
| 5 tb | 5,000 gb |
| 6 tb | 6,000 gb |
| 7 tb | 7,000 gb |
| 8 tb | 8,000 gb |
| 9 tb | 9,000 gb |
| 10 tb | 10,000 gb |
| 11 tb | 11,000 gb |
| 12 tb | 12,000 gb |
| 13 tb | 13,000 gb |
| 14 tb | 14,000 gb |
| 15 tb | 15,000 gb |
| 16 tb | 16,000 gb |
| 17 tb | 17,000 gb |
| 18 tb | 18,000 gb |
| 19 tb | 19,000 gb |
| 20 tb | 20,000 gb |
| 25 tb | 25,000 gb |
| 30 tb | 30,000 gb |
| 40 tb | 40,000 gb |
| 50 tb | 50,000 gb |
| 60 tb | 60,000 gb |
| 70 tb | 70,000 gb |
| 75 tb | 75,000 gb |
| 80 tb | 80,000 gb |
| 90 tb | 90,000 gb |
| 100 tb | 100,000 gb |
| 120 tb | 120,000 gb |
| 150 tb | 150,000 gb |
| 200 tb | 200,000 gb |
| 250 tb | 250,000 gb |
| 300 tb | 300,000 gb |
| 400 tb | 400,000 gb |
| 500 tb | 500,000 gb |
| 750 tb | 750,000 gb |
| 1,000 tb | 1,000,000 gb |
| 1,500 tb | 1,500,000 gb |
| 2,000 tb | 2,000,000 gb |
| 5,000 tb | 5,000,000 gb |
| 10,000 tb | 10,000,000 gb |
Questions
How many gigabytes are in a terabyte?
1,000 gigabytes.
How do I convert terabytes to gigabytes in a spreadsheet?
Put the value in A1 and type =A1*1000, then fill the formula down the column.
Are the values in the table exact?
They are calculated from the exact definitions of the units and rounded only for display. Open any row for the full working.