erg | 1 erg | 2 erg | 3 erg | 4 erg | 5 erg | 6 erg | 7 erg | 8 erg | 9 erg | 10 erg | 11 erg | 12 erg | 13 erg | 14 erg | 15 erg | 16 erg | 17 erg | 18 erg | 19 erg | 20 erg | 21 erg | 22 erg | 23 erg | 24 erg | 25 erg | 26 erg | 27 erg | 28 erg | 29 erg | 30 erg | 31 erg | 32 erg | 33 erg | 34 erg | 35 erg | 36 erg | 37 erg | 38 erg | 39 erg | 40 erg | 41 erg | 42 erg | 43 erg | 44 erg | 45 erg | 46 erg | 47 erg | 48 erg | 49 erg | 50 erg | 51 erg | 52 erg | 53 erg | 54 erg | 55 erg | 56 erg | 57 erg | 58 erg | 59 erg | 60 erg | 61 erg | 62 erg | 63 erg | 64 erg | 65 erg | 66 erg | 67 erg | 68 erg | 69 erg | 70 erg | 71 erg | 72 erg | 73 erg | 74 erg | 75 erg | 76 erg | 77 erg | 78 erg | 79 erg | 80 erg | 81 erg | 82 erg | 83 erg | 84 erg | 85 erg | 86 erg | 87 erg | 88 erg | 89 erg | 90 erg | 91 erg | 92 erg | 93 erg | 94 erg | 95 erg | 96 erg | 97 erg | 98 erg | 99 erg | 100 erg |
yottajoule | 1.0 × 10-31 YJ | 2.0 × 10-31 YJ | 3.0 × 10-31 YJ | 4.0 × 10-31 YJ | 5.0 × 10-31 YJ | 6.0 × 10-31 YJ | 7.0 × 10-31 YJ | 8.0 × 10-31 YJ | 9.0 × 10-31 YJ | 1.0 × 10-30 YJ | 1.1 × 10-30 YJ | 1.2 × 10-30 YJ | 1.3 × 10-30 YJ | 1.4 × 10-30 YJ | 1.5 × 10-30 YJ | 1.6 × 10-30 YJ | 1.7 × 10-30 YJ | 1.8 × 10-30 YJ | 1.9 × 10-30 YJ | 2.0 × 10-30 YJ | 2.1 × 10-30 YJ | 2.2 × 10-30 YJ | 2.3 × 10-30 YJ | 2.4 × 10-30 YJ | 2.5 × 10-30 YJ | 2.6 × 10-30 YJ | 2.7 × 10-30 YJ | 2.8 × 10-30 YJ | 2.9 × 10-30 YJ | 3.0 × 10-30 YJ | 3.1 × 10-30 YJ | 3.2 × 10-30 YJ | 3.3 × 10-30 YJ | 3.4 × 10-30 YJ | 3.5 × 10-30 YJ | 3.6 × 10-30 YJ | 3.7 × 10-30 YJ | 3.8 × 10-30 YJ | 3.9 × 10-30 YJ | 4.0 × 10-30 YJ | 4.1 × 10-30 YJ | 4.2 × 10-30 YJ | 4.3 × 10-30 YJ | 4.4 × 10-30 YJ | 4.5 × 10-30 YJ | 4.6 × 10-30 YJ | 4.7 × 10-30 YJ | 4.8 × 10-30 YJ | 4.9 × 10-30 YJ | 5.0 × 10-30 YJ | 5.1 × 10-30 YJ | 5.2 × 10-30 YJ | 5.3 × 10-30 YJ | 5.4 × 10-30 YJ | 5.5 × 10-30 YJ | 5.6 × 10-30 YJ | 5.7 × 10-30 YJ | 5.8 × 10-30 YJ | 5.9 × 10-30 YJ | 6.0 × 10-30 YJ | 6.1 × 10-30 YJ | 6.2 × 10-30 YJ | 6.3 × 10-30 YJ | 6.4 × 10-30 YJ | 6.5 × 10-30 YJ | 6.6 × 10-30 YJ | 6.7 × 10-30 YJ | 6.8 × 10-30 YJ | 6.9 × 10-30 YJ | 7.0 × 10-30 YJ | 7.1 × 10-30 YJ | 7.2 × 10-30 YJ | 7.3 × 10-30 YJ | 7.4 × 10-30 YJ | 7.5 × 10-30 YJ | 7.6 × 10-30 YJ | 7.7 × 10-30 YJ | 7.8 × 10-30 YJ | 7.9 × 10-30 YJ | 8.0 × 10-30 YJ | 8.1 × 10-30 YJ | 8.2 × 10-30 YJ | 8.3 × 10-30 YJ | 8.4 × 10-30 YJ | 8.5 × 10-30 YJ | 8.6 × 10-30 YJ | 8.7 × 10-30 YJ | 8.8 × 10-30 YJ | 8.9 × 10-30 YJ | 9.0 × 10-30 YJ | 9.1 × 10-30 YJ | 9.2 × 10-30 YJ | 9.3 × 10-30 YJ | 9.4 × 10-30 YJ | 9.5 × 10-30 YJ | 9.6 × 10-30 YJ | 9.7 × 10-30 YJ | 9.8 × 10-30 YJ | 9.9 × 10-30 YJ | 1.0 × 10-29 YJ |
The erg is a unit of energy and work equal to 10−7 joules. It originated in the centimetre–gram–second (CGS) system of units. It has the symbol erg. The erg is not an SI unit. Its name is derived from ergon (’έργον) a Greek word meaning work or task.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
erg | erg | ≡ 1 g·cm2/s2 | = 10−7 J | Metric system Non-SI |
ergs | yottajoules | ergs | yottajoules |
---|---|---|---|
1 | = 1.0E-31 | 6 | = 6.0E-31 |
2 | = 2.0E-31 | 7 | = 7.0E-31 |
3 | = 3.0E-31 | 8 | = 8.0E-31 |
4 | = 4.0E-31 | 9 | = 9.0E-31 |
5 | = 5.0E-31 | 10 | = 1.0E-30 |
The yottajoule (YJ) is equal to one septillion (1024) joules. This is approximately the amount of energy required to heat all the water on Earth by 1 °C. The thermal output of the Sun is approximately 400 YJ per second.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
yottajoule | YJ | = 1024 joule | = 1024 joule | Metric system SI |
yottajoules | ergs | yottajoules | ergs |
---|---|---|---|
1 | = 1.0E+31 | 6 | = 6.0E+31 |
2 | = 2.0E+31 | 7 | = 7.0E+31 |
3 | = 3.0E+31 | 8 | = 8.0E+31 |
4 | = 4.0E+31 | 9 | = 9.0E+31 |
5 | = 5.0E+31 | 10 | = 1.0E+32 |
ergs | yottajoules |
---|---|
1 | = 1.0 × 10-31 |
1.0 × 1031 | = 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 …) |