petameter | 1 Pm | 2 Pm | 3 Pm | 4 Pm | 5 Pm | 6 Pm | 7 Pm | 8 Pm | 9 Pm | 10 Pm | 11 Pm | 12 Pm | 13 Pm | 14 Pm | 15 Pm | 16 Pm | 17 Pm | 18 Pm | 19 Pm | 20 Pm | 21 Pm | 22 Pm | 23 Pm | 24 Pm | 25 Pm | 26 Pm | 27 Pm | 28 Pm | 29 Pm | 30 Pm | 31 Pm | 32 Pm | 33 Pm | 34 Pm | 35 Pm | 36 Pm | 37 Pm | 38 Pm | 39 Pm | 40 Pm | 41 Pm | 42 Pm | 43 Pm | 44 Pm | 45 Pm | 46 Pm | 47 Pm | 48 Pm | 49 Pm | 50 Pm | 51 Pm | 52 Pm | 53 Pm | 54 Pm | 55 Pm | 56 Pm | 57 Pm | 58 Pm | 59 Pm | 60 Pm | 61 Pm | 62 Pm | 63 Pm | 64 Pm | 65 Pm | 66 Pm | 67 Pm | 68 Pm | 69 Pm | 70 Pm | 71 Pm | 72 Pm | 73 Pm | 74 Pm | 75 Pm | 76 Pm | 77 Pm | 78 Pm | 79 Pm | 80 Pm | 81 Pm | 82 Pm | 83 Pm | 84 Pm | 85 Pm | 86 Pm | 87 Pm | 88 Pm | 89 Pm | 90 Pm | 91 Pm | 92 Pm | 93 Pm | 94 Pm | 95 Pm | 96 Pm | 97 Pm | 98 Pm | 99 Pm | 100 Pm |
metric inch | 2.5 × 1018 in (metric) | 5.0 × 1018 in (metric) | 7.5 × 1018 in (metric) | 1.0 × 1019 in (metric) | 1.25 × 1019 in (metric) | 1.5 × 1019 in (metric) | 1.75 × 1019 in (metric) | 2.0 × 1019 in (metric) | 2.25 × 1019 in (metric) | 2.5 × 1019 in (metric) | 2.75 × 1019 in (metric) | 3.0 × 1019 in (metric) | 3.25 × 1019 in (metric) | 3.5 × 1019 in (metric) | 3.75 × 1019 in (metric) | 4.0 × 1019 in (metric) | 4.25 × 1019 in (metric) | 4.5 × 1019 in (metric) | 4.75 × 1019 in (metric) | 5.0 × 1019 in (metric) | 5.25 × 1019 in (metric) | 5.5 × 1019 in (metric) | 5.75 × 1019 in (metric) | 6.0 × 1019 in (metric) | 6.25 × 1019 in (metric) | 6.5 × 1019 in (metric) | 6.75 × 1019 in (metric) | 7.0 × 1019 in (metric) | 7.25 × 1019 in (metric) | 7.5 × 1019 in (metric) | 7.75 × 1019 in (metric) | 8.0 × 1019 in (metric) | 8.25 × 1019 in (metric) | 8.5 × 1019 in (metric) | 8.75 × 1019 in (metric) | 9.0 × 1019 in (metric) | 9.25 × 1019 in (metric) | 9.5 × 1019 in (metric) | 9.75 × 1019 in (metric) | 1.0 × 1020 in (metric) | 1.025 × 1020 in (metric) | 1.05 × 1020 in (metric) | 1.075 × 1020 in (metric) | 1.1 × 1020 in (metric) | 1.125 × 1020 in (metric) | 1.15 × 1020 in (metric) | 1.175 × 1020 in (metric) | 1.2 × 1020 in (metric) | 1.225 × 1020 in (metric) | 1.25 × 1020 in (metric) | 1.275 × 1020 in (metric) | 1.3 × 1020 in (metric) | 1.325 × 1020 in (metric) | 1.35 × 1020 in (metric) | 1.375 × 1020 in (metric) | 1.4 × 1020 in (metric) | 1.425 × 1020 in (metric) | 1.45 × 1020 in (metric) | 1.475 × 1020 in (metric) | 1.5 × 1020 in (metric) | 1.525 × 1020 in (metric) | 1.55 × 1020 in (metric) | 1.575 × 1020 in (metric) | 1.6 × 1020 in (metric) | 1.625 × 1020 in (metric) | 1.65 × 1020 in (metric) | 1.675 × 1020 in (metric) | 1.7 × 1020 in (metric) | 1.725 × 1020 in (metric) | 1.75 × 1020 in (metric) | 1.775 × 1020 in (metric) | 1.8 × 1020 in (metric) | 1.825 × 1020 in (metric) | 1.85 × 1020 in (metric) | 1.875 × 1020 in (metric) | 1.9 × 1020 in (metric) | 1.925 × 1020 in (metric) | 1.95 × 1020 in (metric) | 1.975 × 1020 in (metric) | 2.0 × 1020 in (metric) | 2.025 × 1020 in (metric) | 2.05 × 1020 in (metric) | 2.075 × 1020 in (metric) | 2.1 × 1020 in (metric) | 2.125 × 1020 in (metric) | 2.15 × 1020 in (metric) | 2.175 × 1020 in (metric) | 2.2 × 1020 in (metric) | 2.225 × 1020 in (metric) | 2.25 × 1020 in (metric) | 2.275 × 1020 in (metric) | 2.3 × 1020 in (metric) | 2.325 × 1020 in (metric) | 2.35 × 1020 in (metric) | 2.375 × 1020 in (metric) | 2.4 × 1020 in (metric) | 2.425 × 1020 in (metric) | 2.45 × 1020 in (metric) | 2.475 × 1020 in (metric) | 2.5 × 1020 in (metric) |
Petameter or petametre is equal to 1015 meters (unit of length), comes from a combination of the metric prefix peta (P) and the SI unit of length meter (m). Plural name is petameters.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
petameter | Pm | ≡ 1×1015 m | ≡ 1×1015 m | Metric system SI |
petameters | metric inches | petameters | metric inches |
---|---|---|---|
1 | = 2.5E+18 | 4 | = 1.0E+19 |
1.5 | = 3.75E+18 | 4.5 | = 1.125E+19 |
2 | = 5.0E+18 | 5 | = 1.25E+19 |
2.5 | = 6.25E+18 | 5.5 | = 1.375E+19 |
3 | = 7.5E+18 | 6 | = 1.5E+19 |
A metric inch is a nickname for a preferred 1⁄4 subdivision of an ISO 2848 basic module, or 1⁄12 of a metric foot measuring 25 millimetres (0.984 in). A metric inch is 0.4 millimetres (0.016 in) shorter than an inch.
The term was similarly used to refer to the historical Soviet Bloc practice of spacing integrated circuit pins at 1⁄10 of a 25 mm "metric inch" length, instead of the western practice of 1⁄10 of an imperial inch.
Name of unit | Symbol | Definition | Relation to SI units | Unit System |
---|---|---|---|---|
metric inch | in (metric) | = 0.016 in | = 0.0004 m | Metric system SI |
metric inches | petameters | metric inches | petameters |
---|---|---|---|
1 | = 4.0E-19 | 4 | = 1.6E-18 |
1.5 | = 6.0E-19 | 4.5 | = 1.8E-18 |
2 | = 8.0E-19 | 5 | = 2.0E-18 |
2.5 | = 1.0E-18 | 5.5 | = 2.2E-18 |
3 | = 1.2E-18 | 6 | = 2.4E-18 |
petameters | metric inches |
---|---|
1 | = 2.5 × 1018 |
4.0 × 10-19 | = 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 …) |