How to convert terabytes to bits
To convert a measurement in terabytes to bits, multiply the value by 8,000,000,000,000. The conversion factor comes from the relationship between both units and the byte.
For example, to convert 5 TB to bits: 5 × 8,000,000,000,000 = 40,000,000,000,000 bit.
What is a terabyte?
A terabyte is 1,000,000,000,000 bytes (1,000 gigabytes) under the SI decimal convention. The binary equivalent of 1,099,511,627,776 bytes is the tebibyte (TiB). The terabyte moved from data-center jargon to the home as hard drives crossed the 1 TB mark in 2007. It is now the common unit for desktop drives and network-attached storage.
Common uses of terabytes include: Desktop hard drives and external backup drives; Network-attached storage (NAS) systems; Large media and photo libraries; Video production and archival storage.
What is a bit?
A bit is the smallest unit of digital information, representing a single binary value of 0 or 1. Eight bits make one byte. The term 'bit', a contraction of 'binary digit', was coined by statistician John Tukey and popularized by Claude Shannon in his 1948 paper founding information theory. It is the fundamental unit on which all digital data is built.
Common uses of bits include: Network and internet speeds (Mbps, Gbps); Data transfer and bandwidth measurement; Encryption key lengths (128-bit, 256-bit); Color depth and audio bit rates.
Terabytes to bits worked examples
Here are some common values converted:
1 TB = 8,000,000,000,000 bit 5 TB = 40,000,000,000,000 bit 10 TB = 80,000,000,000,000 bit 50 TB = 400,000,000,000,000 bit 100 TB = 800,000,000,000,000 bit
Frequently asked questions
How many bits are in one terabyte?
One terabyte (TB) equals 8,000,000,000,000 bits (bit). Multiply any value in terabytes by 8,000,000,000,000 to convert to bits.
How do I convert terabytes to bits?
Multiply the value in terabytes by 8,000,000,000,000. For example, 5 TB × 8,000,000,000,000 = 40,000,000,000,000 bit.
How do I convert bits to terabytes?
Multiply the value in bits by 1.250000e-13, or divide by 8,000,000,000,000. Use the swap button on the converter above to reverse the direction.
Is the terabyte to bit conversion exact?
Decimal units (KB, MB, GB) use powers of 1000 per SI; binary units (KiB, MiB, GiB) use powers of 1024 per IEC. Both are exact — just be sure you are using the right family, since storage is often sold in decimal but reported by operating systems in binary.
What is the formula for terabytes to bits?
The formula is: bit = TB × 8,000,000,000,000. This comes from the definition of both units relative to the byte.