petajoule | 1 PJ | 2 PJ | 3 PJ | 4 PJ | 5 PJ | 6 PJ | 7 PJ | 8 PJ | 9 PJ | 10 PJ | 11 PJ | 12 PJ | 13 PJ | 14 PJ | 15 PJ | 16 PJ | 17 PJ | 18 PJ | 19 PJ | 20 PJ | 21 PJ | 22 PJ | 23 PJ | 24 PJ | 25 PJ | 26 PJ | 27 PJ | 28 PJ | 29 PJ | 30 PJ | 31 PJ | 32 PJ | 33 PJ | 34 PJ | 35 PJ | 36 PJ | 37 PJ | 38 PJ | 39 PJ | 40 PJ | 41 PJ | 42 PJ | 43 PJ | 44 PJ | 45 PJ | 46 PJ | 47 PJ | 48 PJ | 49 PJ | 50 PJ | 51 PJ | 52 PJ | 53 PJ | 54 PJ | 55 PJ | 56 PJ | 57 PJ | 58 PJ | 59 PJ | 60 PJ | 61 PJ | 62 PJ | 63 PJ | 64 PJ | 65 PJ | 66 PJ | 67 PJ | 68 PJ | 69 PJ | 70 PJ | 71 PJ | 72 PJ | 73 PJ | 74 PJ | 75 PJ | 76 PJ | 77 PJ | 78 PJ | 79 PJ | 80 PJ | 81 PJ | 82 PJ | 83 PJ | 84 PJ | 85 PJ | 86 PJ | 87 PJ | 88 PJ | 89 PJ | 90 PJ | 91 PJ | 92 PJ | 93 PJ | 94 PJ | 95 PJ | 96 PJ | 97 PJ | 98 PJ | 99 PJ | 100 PJ |
exajoule | 0.001 EJ | 0.002 EJ | 0.003 EJ | 0.004 EJ | 0.005 EJ | 0.006 EJ | 0.007 EJ | 0.008 EJ | 0.009 EJ | 0.01 EJ | 0.011 EJ | 0.012 EJ | 0.013 EJ | 0.014 EJ | 0.015 EJ | 0.016 EJ | 0.017 EJ | 0.018 EJ | 0.019 EJ | 0.02 EJ | 0.021 EJ | 0.022 EJ | 0.023 EJ | 0.024 EJ | 0.025 EJ | 0.026 EJ | 0.027 EJ | 0.028 EJ | 0.029 EJ | 0.03 EJ | 0.031 EJ | 0.032 EJ | 0.033 EJ | 0.034 EJ | 0.035 EJ | 0.036 EJ | 0.037 EJ | 0.038 EJ | 0.039 EJ | 0.04 EJ | 0.041 EJ | 0.042 EJ | 0.043 EJ | 0.044 EJ | 0.045 EJ | 0.046 EJ | 0.047 EJ | 0.048 EJ | 0.049 EJ | 0.05 EJ | 0.051 EJ | 0.052 EJ | 0.053 EJ | 0.054 EJ | 0.055 EJ | 0.056 EJ | 0.057 EJ | 0.058 EJ | 0.059 EJ | 0.06 EJ | 0.061 EJ | 0.062 EJ | 0.063 EJ | 0.064 EJ | 0.065 EJ | 0.066 EJ | 0.067 EJ | 0.068 EJ | 0.069 EJ | 0.07 EJ | 0.071 EJ | 0.072 EJ | 0.073 EJ | 0.074 EJ | 0.075 EJ | 0.076 EJ | 0.077 EJ | 0.078 EJ | 0.079 EJ | 0.08 EJ | 0.081 EJ | 0.082 EJ | 0.083 EJ | 0.084 EJ | 0.085 EJ | 0.086 EJ | 0.087 EJ | 0.088 EJ | 0.089 EJ | 0.09 EJ | 0.091 EJ | 0.092 EJ | 0.093 EJ | 0.094 EJ | 0.095 EJ | 0.096 EJ | 0.097 EJ | 0.098 EJ | 0.099 EJ | 0.1 EJ |
The petajoule (PJ) is equal to one quadrillion (1015) joules. 210 PJ is about 50 megatons of TNT. This is the amount of energy released by the Tsar Bomba, the largest man-made nuclear explosion ever.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
petajoule | PJ | = 1015 joule | = 1015 joule | Metric system SI |
petajoules | exajoules | petajoules | exajoules |
---|---|---|---|
1 | = 0.001 | 6 | = 0.006 |
2 | = 0.002 | 7 | = 0.007 |
3 | = 0.003 | 8 | = 0.008 |
4 | = 0.004 | 9 | = 0.009 |
5 | = 0.005 | 10 | = 0.01 |
The exajoule (EJ) is equal to 1018 (one quintillion) joules. The 2011 Tōhoku earthquake and tsunami in Japan had 1.41 EJ of energy according to its rating of 9.0 on the moment magnitude scale. Yearly U.S. energy consumption amounts to roughly 94 EJ.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
exajoule | EJ | = 1018 joule | = 1018 joule | Metric system SI |
exajoules | petajoules | exajoules | petajoules |
---|---|---|---|
1 | = 1000 | 6 | = 6000 |
2 | = 2000 | 7 | = 7000 |
3 | = 3000 | 8 | = 8000 |
4 | = 4000 | 9 | = 9000 |
5 | = 5000 | 10 | = 10000 |
petajoules | exajoules |
---|---|
1 | = 0.001 |
1 000 | = 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 …) |