Bytes to terabytes
terabytes = bytes × 1e-12
Reverse: terabytes to bytes
How to convert bytes to terabytes
One byte is 1e-12 terabytes, so multiply the number of bytes by 1e-12. For example, 20 bytes is 20 × 1e-12 = 2e-11 terabytes. To go back, divide by the same number, or multiply by 1,000,000,000,000.
Quick estimate
Multiplying by about 1e-12 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.
| bytes | terabytes |
|---|---|
| 1 b | 1e-12 tb |
| 2 b | 2e-12 tb |
| 3 b | 3e-12 tb |
| 4 b | 4e-12 tb |
| 5 b | 5e-12 tb |
| 6 b | 6e-12 tb |
| 7 b | 7e-12 tb |
| 8 b | 8e-12 tb |
| 9 b | 9e-12 tb |
| 10 b | 1e-11 tb |
| 11 b | 1.1e-11 tb |
| 12 b | 1.2e-11 tb |
| 13 b | 1.3e-11 tb |
| 14 b | 1.4e-11 tb |
| 15 b | 1.5e-11 tb |
| 16 b | 1.6e-11 tb |
| 17 b | 1.7e-11 tb |
| 18 b | 1.8e-11 tb |
| 19 b | 1.9e-11 tb |
| 20 b | 2e-11 tb |
| 25 b | 2.5e-11 tb |
| 30 b | 3e-11 tb |
| 40 b | 4e-11 tb |
| 50 b | 5e-11 tb |
| 60 b | 6e-11 tb |
| 70 b | 7e-11 tb |
| 75 b | 7.5e-11 tb |
| 80 b | 8e-11 tb |
| 90 b | 9e-11 tb |
| 100 b | 1e-10 tb |
| 120 b | 1.2e-10 tb |
| 150 b | 1.5e-10 tb |
| 200 b | 2e-10 tb |
| 250 b | 2.5e-10 tb |
| 300 b | 3e-10 tb |
| 400 b | 4e-10 tb |
| 500 b | 5e-10 tb |
| 750 b | 7.5e-10 tb |
| 1,000 b | 1e-9 tb |
| 1,500 b | 1.5e-9 tb |
| 2,000 b | 2e-9 tb |
| 5,000 b | 5e-9 tb |
| 10,000 b | 1e-8 tb |
Questions
How many terabytes are in a byte?
1e-12 terabytes.
How do I convert bytes to terabytes in a spreadsheet?
Put the value in A1 and type =A1*1e-12, 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.