attobarn | 1 ab | 2 ab | 3 ab | 4 ab | 5 ab | 6 ab | 7 ab | 8 ab | 9 ab | 10 ab | 11 ab | 12 ab | 13 ab | 14 ab | 15 ab | 16 ab | 17 ab | 18 ab | 19 ab | 20 ab | 21 ab | 22 ab | 23 ab | 24 ab | 25 ab | 26 ab | 27 ab | 28 ab | 29 ab | 30 ab | 31 ab | 32 ab | 33 ab | 34 ab | 35 ab | 36 ab | 37 ab | 38 ab | 39 ab | 40 ab | 41 ab | 42 ab | 43 ab | 44 ab | 45 ab | 46 ab | 47 ab | 48 ab | 49 ab | 50 ab | 51 ab | 52 ab | 53 ab | 54 ab | 55 ab | 56 ab | 57 ab | 58 ab | 59 ab | 60 ab | 61 ab | 62 ab | 63 ab | 64 ab | 65 ab | 66 ab | 67 ab | 68 ab | 69 ab | 70 ab | 71 ab | 72 ab | 73 ab | 74 ab | 75 ab | 76 ab | 77 ab | 78 ab | 79 ab | 80 ab | 81 ab | 82 ab | 83 ab | 84 ab | 85 ab | 86 ab | 87 ab | 88 ab | 89 ab | 90 ab | 91 ab | 92 ab | 93 ab | 94 ab | 95 ab | 96 ab | 97 ab | 98 ab | 99 ab | 100 ab |
hide | 2.0 × 10-52 hide | 4.0 × 10-52 hide | 6.0 × 10-52 hide | 8.0 × 10-52 hide | 1.0 × 10-51 hide | 1.2 × 10-51 hide | 1.4 × 10-51 hide | 1.6 × 10-51 hide | 1.8 × 10-51 hide | 2.0 × 10-51 hide | 2.2 × 10-51 hide | 2.4 × 10-51 hide | 2.6 × 10-51 hide | 2.8 × 10-51 hide | 3.0 × 10-51 hide | 3.2 × 10-51 hide | 3.4 × 10-51 hide | 3.6 × 10-51 hide | 3.8 × 10-51 hide | 4.0 × 10-51 hide | 4.2 × 10-51 hide | 4.4 × 10-51 hide | 4.6 × 10-51 hide | 4.8 × 10-51 hide | 5.0 × 10-51 hide | 5.2 × 10-51 hide | 5.4 × 10-51 hide | 5.6 × 10-51 hide | 5.8 × 10-51 hide | 6.0 × 10-51 hide | 6.2 × 10-51 hide | 6.4 × 10-51 hide | 6.6 × 10-51 hide | 6.8 × 10-51 hide | 7.0 × 10-51 hide | 7.2 × 10-51 hide | 7.4 × 10-51 hide | 7.6 × 10-51 hide | 7.8 × 10-51 hide | 8.0 × 10-51 hide | 8.2 × 10-51 hide | 8.4 × 10-51 hide | 8.6 × 10-51 hide | 8.8 × 10-51 hide | 9.0 × 10-51 hide | 9.2 × 10-51 hide | 9.4 × 10-51 hide | 9.6 × 10-51 hide | 9.8 × 10-51 hide | 1.0 × 10-50 hide | 1.02 × 10-50 hide | 1.04 × 10-50 hide | 1.06 × 10-50 hide | 1.08 × 10-50 hide | 1.1 × 10-50 hide | 1.12 × 10-50 hide | 1.14 × 10-50 hide | 1.16 × 10-50 hide | 1.18 × 10-50 hide | 1.2 × 10-50 hide | 1.22 × 10-50 hide | 1.24 × 10-50 hide | 1.26 × 10-50 hide | 1.28 × 10-50 hide | 1.3 × 10-50 hide | 1.32 × 10-50 hide | 1.34 × 10-50 hide | 1.36 × 10-50 hide | 1.38 × 10-50 hide | 1.4 × 10-50 hide | 1.42 × 10-50 hide | 1.44 × 10-50 hide | 1.46 × 10-50 hide | 1.48 × 10-50 hide | 1.5 × 10-50 hide | 1.52 × 10-50 hide | 1.54 × 10-50 hide | 1.56 × 10-50 hide | 1.58 × 10-50 hide | 1.6 × 10-50 hide | 1.62 × 10-50 hide | 1.64 × 10-50 hide | 1.66 × 10-50 hide | 1.68 × 10-50 hide | 1.7 × 10-50 hide | 1.72 × 10-50 hide | 1.74 × 10-50 hide | 1.76 × 10-50 hide | 1.78 × 10-50 hide | 1.8 × 10-50 hide | 1.82 × 10-50 hide | 1.84 × 10-50 hide | 1.86 × 10-50 hide | 1.88 × 10-50 hide | 1.9 × 10-50 hide | 1.92 × 10-50 hide | 1.94 × 10-50 hide | 1.96 × 10-50 hide | 1.98 × 10-50 hide | 2.0 × 10-50 hide |
A attobarn (symbol: ab) is a unit of area equal to 10−46 m2.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
attobarn | ab | ≡ 10−46 m2 | ≡ 10−46 m2 | Nuclear Physics |
attobarns | hides | attobarns | hides |
---|---|---|---|
1 | = 2.0E-52 | 6 | = 1.2E-51 |
2 | = 4.0E-52 | 7 | = 1.4E-51 |
3 | = 6.0E-52 | 8 | = 1.6E-51 |
4 | = 8.0E-52 | 9 | = 1.8E-51 |
5 | = 1.0E-51 | 10 | = 2.0E-51 |
The hide was an English unit of land measurement originally intended to represent the amount of land sufficient to support a household.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
hide | ≈ 120 ac (variable) | ≈ 5×105 m2 | Other |
hides | attobarns | hides | attobarns |
---|---|---|---|
1 | = 5.0E+51 | 6 | = 3.0E+52 |
2 | = 1.0E+52 | 7 | = 3.5E+52 |
3 | = 1.5E+52 | 8 | = 4.0E+52 |
4 | = 2.0E+52 | 9 | = 4.5E+52 |
5 | = 2.5E+52 | 10 | = 5.0E+52 |
attobarns | hides |
---|---|
1 | = 2.0 × 10-52 |
5.0 × 1051 | = 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 …) |