Long Ton (UK) to Pennyweight Converter
Quick answer
To convert Long Ton (UK)s to Pennyweights, multiply by 653,333.3333333333 (or divide by 1.530612e-6). Therefore, 1 Long Ton (UK) (long ton) equals 653,333.33333333 Pennyweights (dwt).
Formula: dwt = long ton × 653,333.3333333333. Worked example: 10 long ton = 6,533,333.333333 dwt.
Convert Long Ton (UK) (long ton) to Pennyweight (dwt) online with our free unit converter. In mass, 1 long ton = 653,333.333333 dwt. Explore step-by-step conversion steps, mathematical formulas, and quick conversion reference tables below.
Worked example: converting Long Ton (UK) to Pennyweight
- Step 1 — start with the formula. dwt = long ton × 653,333.3333333333
- Step 2 — substitute your figure. 10 long ton × 653,333.3333333333
- Step 3 — read the result. 10 long ton = 6,533,333.333333 dwt
- Step 4 — check it in reverse. long ton = dwt × 0.0000015306 returns Invalid long ton, which matches the figure you started with.
Mass Converter
26 units available
1 long ton = 653,333.333333 dwt
Formula:
dwt = long ton × 653,333.3333333333With your value: 1 long ton = 653,333.33333333 dwt
How big is that?
Everyday references on a logarithmic scale, all expressed in long ton (uk) so you can sanity-check the result.
Other Long Ton (UK) to Pennyweight conversions
Long Ton (UK) to Pennyweight Conversion Table
| Long Ton (UK) (long ton) | Pennyweight (dwt) |
|---|---|
| 0.5 | 326,666.666667 |
| 1 | 653,333.333333 |
| 2 | 1,306,666.666667 |
| 5 | 3,266,666.666667 |
| 10 | 6,533,333.333333 |
| 15 | 9,800,000 |
| 20 | 13,066,666.666667 |
| 25 | 16,333,333.333333 |
| 50 | 32,666,666.666667 |
| 100 | 65,333,333.333333 |
| 250 | 163,333,333.333333 |
| 500 | 326,666,666.666667 |
| 1000 | 653,333,333.333333 |
Pennyweight to Long Ton (UK) Conversion Table
| Pennyweight (dwt) | Long Ton (UK) (long ton) |
|---|---|
| 0.5 | 7.653061e-7 |
| 1 | 1.530612e-6 |
| 2 | 3.061224e-6 |
| 5 | 7.653061e-6 |
| 10 | 1.530612e-5 |
| 15 | 2.295918e-5 |
| 20 | 3.061224e-5 |
| 25 | 3.826531e-5 |
| 50 | 7.653061e-5 |
| 100 | 0.000153 |
| 250 | 0.000383 |
| 500 | 0.000765 |
| 1000 | 0.001531 |
Where these values come from
Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.
Long Ton (UK) (long ton)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
Pennyweight (dwt)
Mass
Traceable to the kilogram, defined by fixing the Planck constant at 6.626 070 15 × 10⁻³⁴ J·s. Avoirdupois masses derive from the 1959 international pound (0.453 592 37 kg exactly).
Source: BIPM, The International System of Units (SI), 9th edition, 2019 (updated 2024)
Bureau International des Poids et Mesures · Reviewed 2026-07-01
How to Convert Long Ton (UK) to Pennyweight
To convert from Long Ton (UK) (long ton) to Pennyweight (dwt), multiply the value by 653,333.3333333333.
Formula: dwt = long ton × 653,333.3333333333
Reverse: long ton = dwt × 0.0000015306
Step-by-Step Example
- Start with your value in Long Ton (UK). For example: 5 long ton
- Multiply by the conversion factor: 5 x 653,333.3333333333
- The result is: 3,266,666.666667 dwt
Long Ton (UK) and Pennyweight Relationship
This calculation facilitates standardized conversion between recognized units of mass. Since 1 Long Ton (UK) equals approximately 6.533e+5 Pennyweights, the Long Ton (UK) represents a larger unit interval than the Pennyweight. Understanding the relationship between Long Ton (UK) and Pennyweight is essential for accurate calculations in physics, engineering, commerce, and daily applications.
About Long Ton (UK)
The long ton (imperial ton) equals 2,240 pounds or 1,016.0469088 kg, and remains in use for shipping displacement.
Common uses of Long Ton (UK): shipping, UK industry (historic).
About Pennyweight
The pennyweight (dwt) equals 1/20 of a troy ounce, about 1.555 grams. Jewellers still price scrap gold by the pennyweight.
Common uses of Pennyweight: jewellery trade, gold scrap, assaying.
Frequently Asked Questions
- How many Pennyweights are in 1 Long Ton (UK)?
- There are exactly 653,333.3333333333 Pennyweights in 1 Long Ton (UK). This means the conversion factor from Long Ton (UK) to Pennyweight is 653,333.3333333333.
- What is the formula to convert Long Ton (UK) to Pennyweight?
- The formula to convert Long Ton (UK) to Pennyweight is: dwt = long ton × 653,333.3333333333. For example, to convert 10 Long Ton (UK)s to Pennyweights, you would multiply 10 by 653,333.3333333333.
- What is a Long Ton (UK)?
- The long ton (imperial ton) equals 2,240 pounds or 1,016.0469088 kg, and remains in use for shipping displacement.
- What is a Pennyweight?
- The pennyweight (dwt) equals 1/20 of a troy ounce, about 1.555 grams. Jewellers still price scrap gold by the pennyweight.
- What are the common uses of Long Ton (UK)?
- The Long Ton (UK) is commonly used in shipping, UK industry (historic).
Related Mass Conversions
Cite this page
UnitConvertLab. (2026). Long Ton (UK) to Pennyweight converter. UnitConvertLab. Retrieved from https://unitconvertlab.com/convert/long_ton-to-pennyweight