centner | 1 q | 2 q | 3 q | 4 q | 5 q | 6 q | 7 q | 8 q | 9 q | 10 q | 11 q | 12 q | 13 q | 14 q | 15 q | 16 q | 17 q | 18 q | 19 q | 20 q | 21 q | 22 q | 23 q | 24 q | 25 q | 26 q | 27 q | 28 q | 29 q | 30 q | 31 q | 32 q | 33 q | 34 q | 35 q | 36 q | 37 q | 38 q | 39 q | 40 q | 41 q | 42 q | 43 q | 44 q | 45 q | 46 q | 47 q | 48 q | 49 q | 50 q | 51 q | 52 q | 53 q | 54 q | 55 q | 56 q | 57 q | 58 q | 59 q | 60 q | 61 q | 62 q | 63 q | 64 q | 65 q | 66 q | 67 q | 68 q | 69 q | 70 q | 71 q | 72 q | 73 q | 74 q | 75 q | 76 q | 77 q | 78 q | 79 q | 80 q | 81 q | 82 q | 83 q | 84 q | 85 q | 86 q | 87 q | 88 q | 89 q | 90 q | 91 q | 92 q | 93 q | 94 q | 95 q | 96 q | 97 q | 98 q | 99 q | 100 q |
carat | 500 000 ct | 1 000 000 ct | 1 500 000 ct | 2 000 000 ct | 2 500 000 ct | 3 000 000 ct | 3 500 000 ct | 4 000 000 ct | 4 500 000 ct | 5 000 000 ct | 5 500 000 ct | 6 000 000 ct | 6 500 000 ct | 7 000 000 ct | 7 500 000 ct | 8 000 000 ct | 8 500 000 ct | 9 000 000 ct | 9 500 000 ct | 10 000 000 ct | 10 500 000 ct | 11 000 000 ct | 11 500 000 ct | 12 000 000 ct | 12 500 000 ct | 13 000 000 ct | 13 500 000 ct | 14 000 000 ct | 14 500 000 ct | 15 000 000 ct | 15 500 000 ct | 16 000 000 ct | 16 500 000 ct | 17 000 000 ct | 17 500 000 ct | 18 000 000 ct | 18 500 000 ct | 19 000 000 ct | 19 500 000 ct | 20 000 000 ct | 20 500 000 ct | 21 000 000 ct | 21 500 000 ct | 22 000 000 ct | 22 500 000 ct | 23 000 000 ct | 23 500 000 ct | 24 000 000 ct | 24 500 000 ct | 25 000 000 ct | 25 500 000 ct | 26 000 000 ct | 26 500 000 ct | 27 000 000 ct | 27 500 000 ct | 28 000 000 ct | 28 500 000 ct | 29 000 000 ct | 29 500 000 ct | 30 000 000 ct | 30 500 000 ct | 31 000 000 ct | 31 500 000 ct | 32 000 000 ct | 32 500 000 ct | 33 000 000 ct | 33 500 000 ct | 34 000 000 ct | 34 500 000 ct | 35 000 000 ct | 35 500 000 ct | 36 000 000 ct | 36 500 000 ct | 37 000 000 ct | 37 500 000 ct | 38 000 000 ct | 38 500 000 ct | 39 000 000 ct | 39 500 000 ct | 40 000 000 ct | 40 500 000 ct | 41 000 000 ct | 41 500 000 ct | 42 000 000 ct | 42 500 000 ct | 43 000 000 ct | 43 500 000 ct | 44 000 000 ct | 44 500 000 ct | 45 000 000 ct | 45 500 000 ct | 46 000 000 ct | 46 500 000 ct | 47 000 000 ct | 47 500 000 ct | 48 000 000 ct | 48 500 000 ct | 49 000 000 ct | 49 500 000 ct | 50 000 000 ct |
The quintal or centner is a historical unit of mass in many countries which is usually defined as 100 base units of either pounds or kilograms. It is commonly used for grain prices in wholesale markets in India, where 1 quintal = 100 kg.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
centner | q | ≡ 100 kg | ≡ 100 kg | Imperial/US |
centners | carats | centners | carats |
---|---|---|---|
1 | ≡ 500000 | 11 | ≡ 5500000 |
2.5 | ≡ 1250000 | 12.5 | ≡ 6250000 |
4 | ≡ 2000000 | 14 | ≡ 7000000 |
5.5 | ≡ 2750000 | 15.5 | ≡ 7750000 |
7 | ≡ 3500000 | 17 | ≡ 8500000 |
8.5 | ≡ 4250000 | 18.5 | ≡ 9250000 |
10 | ≡ 5000000 | 20 | ≡ 10000000 |
The carat (ct) is a unit of mass equal to 200 mg (0.2 g; 0.007055 oz) and is used for measuring gemstones and pearls.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
carat | ct | ≡ 200 mg | ≡ 200 mg | Imperial/US |
carats | centners | carats | centners |
---|---|---|---|
1 | ≡ 2.0E-6 | 11 | ≡ 2.2E-5 |
2.5 | ≡ 5.0E-6 | 12.5 | ≡ 2.5E-5 |
4 | ≡ 8.0E-6 | 14 | ≡ 2.8E-5 |
5.5 | ≡ 1.1E-5 | 15.5 | ≡ 3.1E-5 |
7 | ≡ 1.4E-5 | 17 | ≡ 3.4E-5 |
8.5 | ≡ 1.7E-5 | 18.5 | ≡ 3.7E-5 |
10 | ≡ 2.0E-5 | 20 | ≡ 4.0E-5 |
centners | carats |
---|---|
1 | ≡ 500 000 |
2.0 × 10-6 | ≡ 1 |
Symbol | Definition |
---|---|
≡ | exactly equal |
≈ | approximately equal to |
= | equal to |
digits | indicates that digits repeat infinitely (e.g. 8.294 369 corresponds to 8.294 369 369 369 369 …) |