Yottabytes (YB) to Terabytes (TB) Converter
Convert yottabytes to terabytes.
1 YB = 1,000,000,000,000 TB
How to convert YB to TB
File sizes here use the decimal (SI) system, the same one drive makers and network providers use. In that system 1 Yottabyte is 1024 bytes and 1 Terabyte is 1012 bytes. Divide one by the other and you get the ratio between the two units: 1024 ÷ 1012 = 1012.
Yottabyte is the bigger unit, so you multiply. Every YB holds 1012 TB, which means the decimal point moves 12 places to the right.
On the ladder (B → KB → MB → GB → TB → PB → EB → ZB → YB → RB → QB) these two are 4 steps apart. Every step is a factor of 1,000, so 4 steps means 1,000 multiplied by itself 4 times, which is 1012.
The formula
TB = YB × 10121 YB = 1,000,000,000,000 TB1012 means 1 followed by 12 zeros
Worked example 1: Converting 1 YB
1 YB × 1012 = 1,000,000,000,000 TBThe decimal point moves 12 places to the right.
No storage system with published figures reaches a yottabyte yet.
Worked example 2: Converting 0.5 YB
0.5 YB × 1012 = 500,000,000,000 TBThe decimal point moves 12 places to the right.
Worked example 3: Converting 12.75 YB
12.75 YB × 1012 = 12,750,000,000,000 TBThe decimal point moves 12 places to the right.
Need the other direction? Open the TB to YB converter.
YB to TB examples
No storage system with published figures reaches a yottabyte yet. In terabytes that is 1,000,000,000,000 TB.
| YB | TB |
|---|---|
| 1 YB | 1,000,000,000,000 TB |
| 2.5 YB | 2,500,000,000,000 TB |
| 10 YB | 10,000,000,000,000 TB |
| 50 YB | 50,000,000,000,000 TB |
| 100 YB | 100,000,000,000,000 TB |
| 500 YB | 500,000,000,000,000 TB |
| 1,000 YB | 1 × 1015 TB |
Where YB to TB comes up
A yottabyte is 1,000 zettabytes, which is 1024 bytes. Yottabytes are mostly a textbook and forecast unit. You meet them in articles about how large data totals could grow.
A terabyte is 1,000 gigabytes, about 250,000 photos at 4 MB each. Terabytes are how consumer SSDs, external drives, home NAS boxes and cloud storage plans are sold.
Going from yottabytes down to terabytes always gives a bigger number, because the unit you land on is smaller. It is the usual direction when a limit or a form asks for a smaller unit than the one you have in mind.
YB to TB FAQ
How many terabytes are in 1 yottabyte?
There are 1012 terabytes in 1 yottabyte, so 1 YB = 1012 TB.
Is YB to TB decimal or binary?
This page is decimal (SI), where 1 KB = 1,000 B. Operating systems often count in powers of 1,024 and still print KB, MB or GB, when they really mean KiB, MiB and GiB. At YB the two systems differ by about 20.9%.
How do I convert TB to YB?
Go the other way: divide by 1012, which moves the decimal point 12 places to the left. The swap button on the converter does it for you.