Long Tons to Carats (LT to ct) Converter

How to convert long tons to carats

Formulact = LT × 5,080,234.544

Multiply the value in long tons by 5,080,234.544. To go the other way, multiply by 1.968413055×10⁻⁷ (or divide by 5,080,234.544).

An imperial ton is larger than a carat: one imperial ton contains 5,080,234.544 carats.

Worked examples

1 imperial ton (long ton)1 LT × 5,080,234.544 = 5,080,234.544 ct
5 long tons5 LT × 5,080,234.544 = 25,401,172.72 ct
10 long tons10 LT × 5,080,234.544 = 50,802,345.44 ct
20 long tons20 LT × 5,080,234.544 = 101,604,690.9 ct
100 long tons100 LT × 5,080,234.544 = 508,023,454.4 ct

Long tons to carats conversion table

Values are calculated by the conversion engine and rounded to 8 significant figures.

Long tons to carats: 0.1–10 LT
Long tons (LT)	Carats (ct)
0.1 LT	508,023.45 ct
0.25 LT	1,270,058.6 ct
0.5 LT	2,540,117.3 ct
1 LT	5,080,234.5 ct
2 LT	10,160,469 ct
3 LT	15,240,704 ct
4 LT	20,320,938 ct
5 LT	25,401,173 ct
6 LT	30,481,407 ct
7 LT	35,561,642 ct
8 LT	40,641,876 ct
9 LT	45,722,111 ct
10 LT	50,802,345 ct

Long tons to carats: 12–1,000 LT
Long tons (LT)	Carats (ct)
12 LT	60,962,815 ct
15 LT	76,203,518 ct
20 LT	101,604,690 ct
25 LT	127,005,860 ct
30 LT	152,407,040 ct
40 LT	203,209,380 ct
50 LT	254,011,730 ct
75 LT	381,017,590 ct
100 LT	508,023,450 ct
250 LT	1,270,058,600 ct
500 LT	2,540,117,300 ct
1,000 LT	5,080,234,500 ct

About the units

Imperial ton (LT)

2,240 lb (1,016.0469088 kg), historically used in the UK. One imperial ton equals 1,016.046909 kilograms (kg).

Carat (ct)

The metric carat is exactly 200 mg and is used to weigh gemstones. (Karat, a gold-purity scale, is a different thing.) One carat equals 0.0002 kilograms (kg).

Frequently asked questions

How many carats are in one imperial ton?

There are 5,080,234.544 carats in one imperial ton, and this value is exact by definition.

How do I convert long tons to carats?

Multiply the number of long tons by 5,080,234.544. For example, 10 LT × 5,080,234.544 = 50,802,345.44 ct.

How many long tons are in one carat?

One carat equals 1.968413055×10⁻⁷ long tons. That is the reverse factor, 1 ÷ 5,080,234.544.

What is 10 long tons in carats?

10 LT = 50,802,345.44 ct.

Is this LT to ct converter accurate?

Yes. Both units are defined exactly in terms of SI units, so the conversion factor is exact; results are shown to 12 significant figures by default and you can change precision in the converter. Calculations run in your browser using the same tested engine that generated this page.

Long Tons to Carats Converter