How many British thermal units are in 1 megajoule?

1 megajoule equals 947.817 BTU.

How do I convert British thermal units back to megajoules?

Use the reverse converter: 1 British thermal unit equals 0.00105506 MJ.

Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.

To convert megajoules to British thermal units, multiply the value by 947.81712.

BTU = MJ × 947.81712

40 MJ × 947.81712 = 37912.68 BTU

Megajoule (MJ): 1,000,000 joules; used for fuel and industrial energy.
British Thermal Unit (BTU): Used for heating, cooling and gas in the US. The IT BTU is about 1,055.056 joules.

How do I convert megajoules to British thermal units?: To convert megajoules to British thermal units, multiply the value by 947.81712.
How many British thermal units are in 1 megajoule?: 1 megajoule equals 947.817 BTU.
How many British thermal units are in 10 megajoules?: 10 MJ equals 9478.17 BTU.
How do I convert British thermal units back to megajoules?: Use the reverse converter: 1 British thermal unit equals 0.00105506 MJ.
Is this converter accurate?: Yes. It uses the exact SI/NIST definitions of each unit and shows up to 6 significant digits.