Convert Becquerels to Terabecquerels (Bq to TBq)
1 becquerel (Bq) = 1 × 10⁻¹² terabecquerels (TBq). 1 TBq = 1000000000000 Bq. Example: 15 Bq = 15 × 1 × 10⁻¹² = 1.5 × 10⁻¹¹ TBq.
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1 Bq = 1e-12 TBq
Type in either box. Scientific notation works: 1.5e-3.
Converting a list? Use the bulk becquerel to terabecquerel converter to paste a column from Excel.
How to Convert Becquerel to Terabecquerel
- 1 Bq = 1 × 10⁻¹² TBq
- 1 TBq = 1000000000000 Bq
- Example: convert 15 Bq to TBq: 15 Bq = 15 × 1 × 10⁻¹² TBq = 1.5 × 10⁻¹¹ TBq
Formula
TBq = Bq ÷ 1000000000000
Derivation from SI units:
- 1 Bq = 1 decay per second (s⁻¹).
- 1 TBq = 10¹² Bq.
Both units are defined exactly, so the factor is exact. Becquerel definition: becquerel; Terabecquerel definition: terabecquerel.
Worked examples
- A reading of 100 Bq converts to 1 × 10⁻¹⁰ TBq.
100 Bq × 1 × 10⁻¹² = 1 × 10⁻¹⁰ TBq - A value of 3700 Bq is 3.7 × 10⁻⁹ TBq.
3700 Bq × 1 × 10⁻¹² = 3.7 × 10⁻⁹ TBq
Becquerel to Terabecquerel conversion table
| Becquerels (Bq) | Terabecquerels (TBq) |
|---|---|
| 1 Bq | 1 × 10⁻¹² TBq |
| 10 Bq | 1 × 10⁻¹¹ TBq |
| 37 Bq | 3.7 × 10⁻¹¹ TBq |
| 100 Bq | 1 × 10⁻¹⁰ TBq |
| 370 Bq | 3.7 × 10⁻¹⁰ TBq |
| 1000 Bq | 1 × 10⁻⁹ TBq |
| 3700 Bq | 3.7 × 10⁻⁹ TBq |
| 10000 Bq | 1 × 10⁻⁸ TBq |
| 37000 Bq | 3.7 × 10⁻⁸ TBq |
| 1000000 Bq | 0.000001 TBq |
Where it's used
Becquerels are used for food and environmental radioactivity limits, while terabecquerels appear in cobalt-60 and iridium-192 sources. Both measure activity of a radioactive source, so the conversion is a fixed factor.
Becquerel to other radioactivity units
| Conversion | 1 Bq equals |
|---|---|
| becquerel to terabecquerel | 1 × 10⁻¹² TBq |
| becquerel to curie | 2.702702703 × 10⁻¹¹ Ci |
| becquerel to megabecquerel | 0.000001 MBq |
| becquerel to millicurie | 2.702702703 × 10⁻⁸ mCi |
| becquerel to picocurie | 27.02702703 pCi |
| becquerel to kilobecquerel | 0.001 kBq |
| becquerel to gigabecquerel | 1 × 10⁻⁹ GBq |
| becquerel to microcurie | 0.00002702702703 µCi |
Show 3 more units
| becquerel to disintegration per minute | 60 dpm |
|---|---|
| becquerel to nanocurie | 0.02702702703 nCi |
| becquerel to rutherford | 0.000001 Rd |
Frequently asked questions
How many terabecquerels are in 1 becquerel?
1 Bq = 1 × 10⁻¹² TBq.
How do I convert becquerels to terabecquerels?
Multiply the value in Bq by 1 × 10⁻¹², or divide it by 1000000000000. For example, 15 Bq × 1 × 10⁻¹² = 1.5 × 10⁻¹¹ TBq.
Is the Bq to TBq conversion exact?
Yes. Both units are defined exactly, and 1 Bq is exactly 1 × 10⁻¹² TBq.
Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures , Table 4 (becquerel, gray, sievert, lux) and Table 2 (candela).
Last reviewed: . Factors are stored exactly and computed with 50-digit decimal arithmetic. See how we verify conversion factors.
Cite this page
APA
Scientific Converters. (2026, October 15). Convert Becquerels to Terabecquerels (Bq to TBq). Retrieved October 25, 2026, from https://scientificconverters.com/radioactivity/becquerels-to-terabecquerels/
IEEE
Scientific Converters, "Convert Becquerels to Terabecquerels (Bq to TBq)," scientificconverters.com. Accessed: Oct. 25, 2026. [Online]. Available: https://scientificconverters.com/radioactivity/becquerels-to-terabecquerels/