Table Of Contents
Terabytes to bytes Conversion
1 terabytes (TB) is equal to 1000000000000 bytes (B).
1 TB = 1000000000000 B
or
1 B = 0.000000000001 TB
Formula
To convert a digital storage from terabytes (TB) to bytes (B), multiply the digital storage in terabytes by 1000000000000
d(B) = d(TB) × 1000000000000
Examples:
Convert 1 terabytes to bytes:
d(B) = 1TB × 1000000000000 = 1000000000000 B
Conversion table
| Terabytes (TB) | Bytes (B) |
|---|---|
| 1 TB | 1e12 B |
| 2 TB | 2e12 B |
| 3 TB | 3e12 B |
| 4 TB | 4e12 B |
| 5 TB | 5e12 B |
| 8 TB | 8e12 B |
| 10 TB | 1e13 B |
| 16 TB | 1.6e13 B |
| 20 TB | 2e13 B |
| 25 TB | 2.5e13 B |
| 50 TB | 5e13 B |
| 100 TB | 1e14 B |
| 250 TB | 2.5e14 B |
| 500 TB | 5e14 B |
| 1000 TB | 1e15 B |
| Bytes (B) | Terabytes (TB) |
|---|---|
| 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 |
| 8 B | 8e-12 TB |
| 10 B | 1e-11 TB |
| 16 B | 1.6e-11 TB |
| 20 B | 2e-11 TB |
| 25 B | 2.5e-11 TB |
| 50 B | 5e-11 TB |
| 100 B | 1e-10 TB |
| 250 B | 2.5e-10 TB |
| 500 B | 5e-10 TB |
| 1000 B | 1e-9 TB |
Frequently asked questions
How do I convert terabytes to bytes?
Multiply the value in terabytes by 1000000000000 to get the result in bytes. For example, 5 TB × 1000000000000 = 5e12 B.
How many bytes are in 1 terabytes?
1 terabytes (TB) is equal to 1e12 bytes (B).
How do I convert bytes back to terabytes?
Use the inverse operation: divide the value in bytes by 1000000000000 to get the result in terabytes.
How accurate is the terabytes to bytes conversion?
The converter multiplies by the conversion factor 1000000000000 and rounds the result to 9 decimal places by default. You can increase or reduce the precision with the digits option on this page.
Sources
Conversion factors are based on internationally recognised standards:
- IEC 80000-13:2025 — Quantities and units — Part 13: Information science and technology (Edition 2, 2025-02)
- BIPM — The International System of Units (SI Brochure, 9th edition)
- Definitions of the SI units: The binary prefixes (NIST Reference on Constants, Units and Uncertainty)
- NIST Guide to the SI (NIST SP 811), Chapter 4: The Two Classes of SI Units and the SI Prefixes
