# Convert Thousand British Thermal Units to Calories (20 °c)

### Kyle's Converter > Energy, Work, And Heat > Thousand British Thermal Units > Thousand British Thermal Units to Calories (20 °c)

 Thousand British Thermal Units (MBtu)* Calories (20 °c) (cal20 °C) Precision: 0 1 2 3 4 5 6 7 8 9 12 15 18
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Calories (20 °c) to Thousand British Thermal Units
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Unit Descriptions
1 Thousand British Thermal Units:
A thousand British thermal units calculated using the International Steam Table (IT) calorie, outside of the US this is perhaps the most widespread use of BTU. 1 Thousand British thermal units (IT) = 1055055.85262 joules. 1 MBtu = 1055055.85262 J.
1 Calorie (20 °C):
Approximately 4.1819 Joules (SI). The amount of energy required to raise the temperature of 1 gram (g) of water (without air) from 19.5 °C to 20.5 °C.

Conversions Table
1 Thousand British Thermal Units to Calories (20 °c) = 252291.028670 Thousand British Thermal Units to Calories (20 °c) = 17660372.004
2 Thousand British Thermal Units to Calories (20 °c) = 504582.057380 Thousand British Thermal Units to Calories (20 °c) = 20183282.2903
3 Thousand British Thermal Units to Calories (20 °c) = 756873.085990 Thousand British Thermal Units to Calories (20 °c) = 22706192.5765
4 Thousand British Thermal Units to Calories (20 °c) = 1009164.1145100 Thousand British Thermal Units to Calories (20 °c) = 25229102.8628
5 Thousand British Thermal Units to Calories (20 °c) = 1261455.1431200 Thousand British Thermal Units to Calories (20 °c) = 50458205.7256
6 Thousand British Thermal Units to Calories (20 °c) = 1513746.1718300 Thousand British Thermal Units to Calories (20 °c) = 75687308.5884
7 Thousand British Thermal Units to Calories (20 °c) = 1766037.2004400 Thousand British Thermal Units to Calories (20 °c) = 100916411.451
8 Thousand British Thermal Units to Calories (20 °c) = 2018328.229500 Thousand British Thermal Units to Calories (20 °c) = 126145514.314
9 Thousand British Thermal Units to Calories (20 °c) = 2270619.2577600 Thousand British Thermal Units to Calories (20 °c) = 151374617.177
10 Thousand British Thermal Units to Calories (20 °c) = 2522910.2863800 Thousand British Thermal Units to Calories (20 °c) = 201832822.903
20 Thousand British Thermal Units to Calories (20 °c) = 5045820.5726900 Thousand British Thermal Units to Calories (20 °c) = 227061925.765
30 Thousand British Thermal Units to Calories (20 °c) = 7568730.85881,000 Thousand British Thermal Units to Calories (20 °c) = 252291028.628
40 Thousand British Thermal Units to Calories (20 °c) = 10091641.145110,000 Thousand British Thermal Units to Calories (20 °c) = 2522910286.28
50 Thousand British Thermal Units to Calories (20 °c) = 12614551.4314100,000 Thousand British Thermal Units to Calories (20 °c) = 25229102862.8
60 Thousand British Thermal Units to Calories (20 °c) = 15137461.71771,000,000 Thousand British Thermal Units to Calories (20 °c) = 252291028628