1 Million BTU (MMBtu) equals 1,000,000 BTU, and 1 British Thermal Unit (BTU) equals 0.000001 MMBtu.
| Million BTU | British Thermal Unit |
|---|---|
| 0.01 MMBtu | 10,000 BTU |
| 0.1 MMBtu | 100,000 BTU |
| 1 MMBtu | 1,000,000 BTU |
| 2 MMBtu | 2,000,000 BTU |
| 3 MMBtu | 3,000,000 BTU |
| 4 MMBtu | 4,000,000 BTU |
| 5 MMBtu | 5,000,000 BTU |
| 6 MMBtu | 6,000,000 BTU |
| 7 MMBtu | 7,000,000 BTU |
| 8 MMBtu | 8,000,000 BTU |
| 9 MMBtu | 9,000,000 BTU |
| 10 MMBtu | 10,000,000 BTU |
| 20 MMBtu | 20,000,000 BTU |
| 30 MMBtu | 30,000,000 BTU |
| 40 MMBtu | 40,000,000 BTU |
| 50 MMBtu | 50,000,000 BTU |
| 60 MMBtu | 60,000,000 BTU |
| 70 MMBtu | 70,000,000 BTU |
| 80 MMBtu | 80,000,000 BTU |
| 90 MMBtu | 90,000,000 BTU |
| 100 MMBtu | 100,000,000 BTU |
| 200 MMBtu | 200,000,000 BTU |
| 300 MMBtu | 300,000,000 BTU |
| 500 MMBtu | 500,000,000 BTU |
| 1,000 MMBtu | 1,000,000,000 BTU |
| 10,000 MMBtu | 10,000,000,000 BTU |
| Joule | 1,055,055,853 J |
| Kilojoule | 1,055,055.85 kJ |
| Megajoule | 1,055.05585 MJ |
| Gigajoule | 1.05505585 GJ |
| Calorie | 252,164,401 cal |
| Kilocalorie | 252,164.401 kcal |
| Watt-hour | 293,071.07 Wh |
| Kilowatt-hour | 293.07107 kWh |
| Megawatt-hour | 0.29307107 MWh |
| Gigawatt-hour | 0.00029307107 GWh |
| Electronvolt | 6.58514 × 10²⁷ eV |
| British Thermal Unit | 1,000,000 BTU |
| Million BTU | 1 MMBtu |
| Therm (US) | 10.0023877 thm |
| Foot-pound | 778,169,262 ft·lb |
| Erg | 1.05506 × 10¹⁶ erg |
| Joule | 1,055.05585 J |
| Kilojoule | 1.05505585 kJ |
| Megajoule | 0.00105505585 MJ |
| Gigajoule | 0.00000105505585 GJ |
| Calorie | 252.164401 cal |
| Kilocalorie | 0.252164401 kcal |
| Watt-hour | 0.29307107 Wh |
| Kilowatt-hour | 0.00029307107 kWh |
| Megawatt-hour | 0.00000029307107 MWh |
| Gigawatt-hour | 0.00000000029307107 GWh |
| Electronvolt | 6.58514 × 10²¹ eV |
| British Thermal Unit | 1 BTU |
| Million BTU | 0.000001 MMBtu |
| Therm (US) | 0.0000100023877 thm |
| Foot-pound | 778.169262 ft·lb |
| Erg | 10,550,558,526 erg |