| 1 per second | 1 1/s | 2 1/s | 3 1/s | 4 1/s | 5 1/s | 6 1/s | 7 1/s | 8 1/s | 9 1/s | 10 1/s | 11 1/s | 12 1/s | 13 1/s | 14 1/s | 15 1/s | 16 1/s | 17 1/s | 18 1/s | 19 1/s | 20 1/s | 21 1/s | 22 1/s | 23 1/s | 24 1/s | 25 1/s | 26 1/s | 27 1/s | 28 1/s | 29 1/s | 30 1/s | 31 1/s | 32 1/s | 33 1/s | 34 1/s | 35 1/s | 36 1/s | 37 1/s | 38 1/s | 39 1/s | 40 1/s | 41 1/s | 42 1/s | 43 1/s | 44 1/s | 45 1/s | 46 1/s | 47 1/s | 48 1/s | 49 1/s | 50 1/s | 51 1/s | 52 1/s | 53 1/s | 54 1/s | 55 1/s | 56 1/s | 57 1/s | 58 1/s | 59 1/s | 60 1/s | 61 1/s | 62 1/s | 63 1/s | 64 1/s | 65 1/s | 66 1/s | 67 1/s | 68 1/s | 69 1/s | 70 1/s | 71 1/s | 72 1/s | 73 1/s | 74 1/s | 75 1/s | 76 1/s | 77 1/s | 78 1/s | 79 1/s | 80 1/s | 81 1/s | 82 1/s | 83 1/s | 84 1/s | 85 1/s | 86 1/s | 87 1/s | 88 1/s | 89 1/s | 90 1/s | 91 1/s | 92 1/s | 93 1/s | 94 1/s | 95 1/s | 96 1/s | 97 1/s | 98 1/s | 99 1/s | 100 1/s |
| petahertz | 1.0 × 10-15 PHz | 2.0 × 10-15 PHz | 3.0 × 10-15 PHz | 4.0 × 10-15 PHz | 5.0 × 10-15 PHz | 6.0 × 10-15 PHz | 7.0 × 10-15 PHz | 8.0 × 10-15 PHz | 9.0 × 10-15 PHz | 1.0 × 10-14 PHz | 1.1 × 10-14 PHz | 1.2 × 10-14 PHz | 1.3 × 10-14 PHz | 1.4 × 10-14 PHz | 1.5 × 10-14 PHz | 1.6 × 10-14 PHz | 1.7 × 10-14 PHz | 1.8 × 10-14 PHz | 1.9 × 10-14 PHz | 2.0 × 10-14 PHz | 2.1 × 10-14 PHz | 2.2 × 10-14 PHz | 2.3 × 10-14 PHz | 2.4 × 10-14 PHz | 2.5 × 10-14 PHz | 2.6 × 10-14 PHz | 2.7 × 10-14 PHz | 2.8 × 10-14 PHz | 2.9 × 10-14 PHz | 3.0 × 10-14 PHz | 3.1 × 10-14 PHz | 3.2 × 10-14 PHz | 3.3 × 10-14 PHz | 3.4 × 10-14 PHz | 3.5 × 10-14 PHz | 3.6 × 10-14 PHz | 3.7 × 10-14 PHz | 3.8 × 10-14 PHz | 3.9 × 10-14 PHz | 4.0 × 10-14 PHz | 4.1 × 10-14 PHz | 4.2 × 10-14 PHz | 4.3 × 10-14 PHz | 4.4 × 10-14 PHz | 4.5 × 10-14 PHz | 4.6 × 10-14 PHz | 4.7 × 10-14 PHz | 4.8 × 10-14 PHz | 4.9 × 10-14 PHz | 5.0 × 10-14 PHz | 5.1 × 10-14 PHz | 5.2 × 10-14 PHz | 5.3 × 10-14 PHz | 5.4 × 10-14 PHz | 5.5 × 10-14 PHz | 5.6 × 10-14 PHz | 5.7 × 10-14 PHz | 5.8 × 10-14 PHz | 5.9 × 10-14 PHz | 6.0 × 10-14 PHz | 6.1 × 10-14 PHz | 6.2 × 10-14 PHz | 6.3 × 10-14 PHz | 6.4 × 10-14 PHz | 6.5 × 10-14 PHz | 6.6 × 10-14 PHz | 6.7 × 10-14 PHz | 6.8 × 10-14 PHz | 6.9 × 10-14 PHz | 7.0 × 10-14 PHz | 7.1 × 10-14 PHz | 7.2 × 10-14 PHz | 7.3 × 10-14 PHz | 7.4 × 10-14 PHz | 7.5 × 10-14 PHz | 7.6 × 10-14 PHz | 7.7 × 10-14 PHz | 7.8 × 10-14 PHz | 7.9 × 10-14 PHz | 8.0 × 10-14 PHz | 8.1 × 10-14 PHz | 8.2 × 10-14 PHz | 8.3 × 10-14 PHz | 8.4 × 10-14 PHz | 8.5 × 10-14 PHz | 8.6 × 10-14 PHz | 8.7 × 10-14 PHz | 8.8 × 10-14 PHz | 8.9 × 10-14 PHz | 9.0 × 10-14 PHz | 9.1 × 10-14 PHz | 9.2 × 10-14 PHz | 9.3 × 10-14 PHz | 9.4 × 10-14 PHz | 9.5 × 10-14 PHz | 9.6 × 10-14 PHz | 9.7 × 10-14 PHz | 9.8 × 10-14 PHz | 9.9 × 10-14 PHz | 1.0 × 10-13 PHz |
The 1 per second is equivalent to cycle per second, a unit of frequency measurement.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| 1 per second | 1/s | = 1 cycle per second | = 1 hertz | Angular frequency |
| 1 per second | petahertzs | 1 per second | petahertzs |
|---|---|---|---|
| 1 | = 1.0E-15 | 6 | = 6.0E-15 |
| 2 | = 2.0E-15 | 7 | = 7.0E-15 |
| 3 | = 3.0E-15 | 8 | = 8.0E-15 |
| 4 | = 4.0E-15 | 9 | = 9.0E-15 |
| 5 | = 5.0E-15 | 10 | = 1.0E-14 |
A petahertz is a SI prefixes applied unit of frequency, symbol PHz, is a multiple of the of SI prefixes (peta) used with the hertz.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| petahertz | PHz | ≡ 1015Hz | ≡ 1015 Hz | Metric system SI |
| petahertzs | 1 per second | petahertzs | 1 per second |
|---|---|---|---|
| 1 | = 1.0E+15 | 6 | = 6.0E+15 |
| 2 | = 2.0E+15 | 7 | = 7.0E+15 |
| 3 | = 3.0E+15 | 8 | = 8.0E+15 |
| 4 | = 4.0E+15 | 9 | = 9.0E+15 |
| 5 | = 5.0E+15 | 10 | = 1.0E+16 |
| 1 per second | petahertzs |
|---|---|
| 1 | = 1.0 × 10-15 |
| 1.0 × 1015 | = 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 …) |