| day | 1 d | 2 d | 3 d | 4 d | 5 d | 6 d | 7 d | 8 d | 9 d | 10 d | 11 d | 12 d | 13 d | 14 d | 15 d | 16 d | 17 d | 18 d | 19 d | 20 d | 21 d | 22 d | 23 d | 24 d | 25 d | 26 d | 27 d | 28 d | 29 d | 30 d | 31 d | 32 d | 33 d | 34 d | 35 d | 36 d | 37 d | 38 d | 39 d | 40 d | 41 d | 42 d | 43 d | 44 d | 45 d | 46 d | 47 d | 48 d | 49 d | 50 d | 51 d | 52 d | 53 d | 54 d | 55 d | 56 d | 57 d | 58 d | 59 d | 60 d | 61 d | 62 d | 63 d | 64 d | 65 d | 66 d | 67 d | 68 d | 69 d | 70 d | 71 d | 72 d | 73 d | 74 d | 75 d | 76 d | 77 d | 78 d | 79 d | 80 d | 81 d | 82 d | 83 d | 84 d | 85 d | 86 d | 87 d | 88 d | 89 d | 90 d | 91 d | 92 d | 93 d | 94 d | 95 d | 96 d | 97 d | 98 d | 99 d | 100 d |
| attosecond | 8.64 × 1022 as | 1.728 × 1023 as | 2.592 × 1023 as | 3.456 × 1023 as | 4.32 × 1023 as | 5.184 × 1023 as | 6.048 × 1023 as | 6.912 × 1023 as | 7.776 × 1023 as | 8.64 × 1023 as | 9.504 × 1023 as | 1.0368 × 1024 as | 1.1232 × 1024 as | 1.2096 × 1024 as | 1.296 × 1024 as | 1.3824 × 1024 as | 1.4688 × 1024 as | 1.5552 × 1024 as | 1.6416 × 1024 as | 1.728 × 1024 as | 1.8144 × 1024 as | 1.9008 × 1024 as | 1.9872 × 1024 as | 2.0736 × 1024 as | 2.16 × 1024 as | 2.2464 × 1024 as | 2.3328 × 1024 as | 2.4192 × 1024 as | 2.5056 × 1024 as | 2.592 × 1024 as | 2.6784 × 1024 as | 2.7648 × 1024 as | 2.8512 × 1024 as | 2.9376 × 1024 as | 3.024 × 1024 as | 3.1104 × 1024 as | 3.1968 × 1024 as | 3.2832 × 1024 as | 3.3696 × 1024 as | 3.456 × 1024 as | 3.5424 × 1024 as | 3.6288 × 1024 as | 3.7152 × 1024 as | 3.8016 × 1024 as | 3.888 × 1024 as | 3.9744 × 1024 as | 4.0608 × 1024 as | 4.1472 × 1024 as | 4.2336 × 1024 as | 4.32 × 1024 as | 4.4064 × 1024 as | 4.4928 × 1024 as | 4.5792 × 1024 as | 4.6656 × 1024 as | 4.752 × 1024 as | 4.8384 × 1024 as | 4.9248 × 1024 as | 5.0112 × 1024 as | 5.0976 × 1024 as | 5.184 × 1024 as | 5.2704 × 1024 as | 5.3568 × 1024 as | 5.4432 × 1024 as | 5.5296 × 1024 as | 5.616 × 1024 as | 5.7024 × 1024 as | 5.7888 × 1024 as | 5.8752 × 1024 as | 5.9616 × 1024 as | 6.048 × 1024 as | 6.1344 × 1024 as | 6.2208 × 1024 as | 6.3072 × 1024 as | 6.3936 × 1024 as | 6.48 × 1024 as | 6.5664 × 1024 as | 6.6528 × 1024 as | 6.7392 × 1024 as | 6.8256 × 1024 as | 6.912 × 1024 as | 6.9984 × 1024 as | 7.0848 × 1024 as | 7.1712 × 1024 as | 7.2576 × 1024 as | 7.344 × 1024 as | 7.4304 × 1024 as | 7.5168 × 1024 as | 7.6032 × 1024 as | 7.6896 × 1024 as | 7.776 × 1024 as | 7.8624 × 1024 as | 7.9488 × 1024 as | 8.0352 × 1024 as | 8.1216 × 1024 as | 8.208 × 1024 as | 8.2944 × 1024 as | 8.3808 × 1024 as | 8.4672 × 1024 as | 8.5536 × 1024 as | 8.64 × 1024 as |
A day is a unit of time. In common usage, it is either an interval equal to 24 hours or daytime, the consecutive period of time during which the Sun is above the horizon.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| day | d | = 24 h = 1440 min | = 86.4 ks | Metric system SI |
| days | attoseconds | days | attoseconds |
|---|---|---|---|
| 1 | = 8.64E+22 | 6 | = 5.184E+23 |
| 2 | = 1.728E+23 | 7 | = 6.048E+23 |
| 3 | = 2.592E+23 | 8 | = 6.912E+23 |
| 4 | = 3.456E+23 | 9 | = 7.776E+23 |
| 5 | = 4.32E+23 | 10 | = 8.64E+23 |
Attosecond is equal to 10 second (unit of time), comes from a combination of the metric prefix atto (a) with the second (s). Plural name is attoseconds with symbol is as.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| attosecond | as | ≡ 10-18 second | ≡ 10-18 second | Metric system SI |
| attoseconds | days | attoseconds | days |
|---|---|---|---|
| 1 | = 1.1574074074074E-23 | 6 | = 6.9444444444444E-23 |
| 2 | = 2.3148148148148E-23 | 7 | = 8.1018518518519E-23 |
| 3 | = 3.4722222222222E-23 | 8 | = 9.2592592592593E-23 |
| 4 | = 4.6296296296296E-23 | 9 | = 1.0416666666667E-22 |
| 5 | = 5.787037037037E-23 | 10 | = 1.1574074074074E-22 |
| days | attoseconds |
|---|---|
| 1 | = 8.64 × 1022 |
| 1.1574074074074 × 10-23 | = 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 …) |