| decade | 1 dec | 2 dec | 3 dec | 4 dec | 5 dec | 6 dec | 7 dec | 8 dec | 9 dec | 10 dec | 11 dec | 12 dec | 13 dec | 14 dec | 15 dec | 16 dec | 17 dec | 18 dec | 19 dec | 20 dec | 21 dec | 22 dec | 23 dec | 24 dec | 25 dec | 26 dec | 27 dec | 28 dec | 29 dec | 30 dec | 31 dec | 32 dec | 33 dec | 34 dec | 35 dec | 36 dec | 37 dec | 38 dec | 39 dec | 40 dec | 41 dec | 42 dec | 43 dec | 44 dec | 45 dec | 46 dec | 47 dec | 48 dec | 49 dec | 50 dec | 51 dec | 52 dec | 53 dec | 54 dec | 55 dec | 56 dec | 57 dec | 58 dec | 59 dec | 60 dec | 61 dec | 62 dec | 63 dec | 64 dec | 65 dec | 66 dec | 67 dec | 68 dec | 69 dec | 70 dec | 71 dec | 72 dec | 73 dec | 74 dec | 75 dec | 76 dec | 77 dec | 78 dec | 79 dec | 80 dec | 81 dec | 82 dec | 83 dec | 84 dec | 85 dec | 86 dec | 87 dec | 88 dec | 89 dec | 90 dec | 91 dec | 92 dec | 93 dec | 94 dec | 95 dec | 96 dec | 97 dec | 98 dec | 99 dec | 100 dec |
| hour | 87,658.1277778 h | 175,316.2555556 h | 262,974.3833333 h | 350,632.5111111 h | 438,290.6388889 h | 525,948.7666667 h | 613,606.8944444 h | 701,265.0222222 h | 788,923.15 h | 876,581.2777778 h | 964,239.4055556 h | 1,051,897.5333333 h | 1,139,555.6611111 h | 1,227,213.7888889 h | 1,314,871.9166667 h | 1,402,530.0444444 h | 1,490,188.1722222 h | 1,577,846.3 h | 1,665,504.4277778 h | 1,753,162.5555556 h | 1,840,820.6833333 h | 1,928,478.8111111 h | 2,016,136.9388889 h | 2,103,795.0666667 h | 2,191,453.1944444 h | 2,279,111.3222222 h | 2,366,769.45 h | 2,454,427.5777778 h | 2,542,085.7055556 h | 2,629,743.8333333 h | 2,717,401.9611111 h | 2,805,060.0888889 h | 2,892,718.2166667 h | 2,980,376.3444444 h | 3,068,034.4722222 h | 3,155,692.6 h | 3,243,350.7277778 h | 3,331,008.8555556 h | 3,418,666.9833333 h | 3,506,325.1111111 h | 3,593,983.2388889 h | 3,681,641.3666667 h | 3,769,299.4944444 h | 3,856,957.6222222 h | 3,944,615.75 h | 4,032,273.8777778 h | 4,119,932.0055556 h | 4,207,590.1333333 h | 4,295,248.2611111 h | 4,382,906.3888889 h | 4,470,564.5166667 h | 4,558,222.6444444 h | 4,645,880.7722222 h | 4,733,538.9 h | 4,821,197.0277778 h | 4,908,855.1555556 h | 4,996,513.2833333 h | 5,084,171.4111111 h | 5,171,829.5388889 h | 5,259,487.6666667 h | 5,347,145.7944444 h | 5,434,803.9222222 h | 5,522,462.05 h | 5,610,120.1777778 h | 5,697,778.3055556 h | 5,785,436.4333333 h | 5,873,094.5611111 h | 5,960,752.6888889 h | 6,048,410.8166667 h | 6,136,068.9444444 h | 6,223,727.0722222 h | 6,311,385.2 h | 6,399,043.3277778 h | 6,486,701.4555556 h | 6,574,359.5833333 h | 6,662,017.7111111 h | 6,749,675.8388889 h | 6,837,333.9666667 h | 6,924,992.0944444 h | 7,012,650.2222222 h | 7,100,308.35 h | 7,187,966.4777778 h | 7,275,624.6055556 h | 7,363,282.7333333 h | 7,450,940.8611111 h | 7,538,598.9888889 h | 7,626,257.1166667 h | 7,713,915.2444444 h | 7,801,573.3722222 h | 7,889,231.5 h | 7,976,889.6277778 h | 8,064,547.7555556 h | 8,152,205.8833333 h | 8,239,864.0111111 h | 8,327,522.1388889 h | 8,415,180.2666667 h | 8,502,838.3944444 h | 8,590,496.5222222 h | 8,678,154.65 h | 8,765,812.7777778 h |
A decade is a period of ten years. The word is derived (via French and Latin) from the Ancient Greek: δεκάς (/ðɛkˈɑːs/, transliteration=dekas), which means a group of ten.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| decade | dec | ≡ 10 years (10 y) | = 315 569 260 s | Metric system SI |
| decades | hours | decades | hours |
|---|---|---|---|
| 1 | = 87658.127777778 | 6 | = 525948.76666667 |
| 2 | = 175316.25555556 | 7 | = 613606.89444444 |
| 3 | = 262974.38333333 | 8 | = 701265.02222222 |
| 4 | = 350632.51111111 | 9 | = 788923.15 |
| 5 | = 438290.63888889 | 10 | = 876581.27777778 |
An hour (symbol: h; also abbreviated hr.) is a unit of time conventionally reckoned as 1⁄24 of a day and scientifically reckoned as 3,599–3,601 seconds, depending on conditions.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| hour | h | ≡ 60 min | = 3600 s | Metric system SI |
| hours | decades | hours | decades |
|---|---|---|---|
| 1 | = 1.1407955261549E-5 | 6 | = 6.8447731569292E-5 |
| 2 | = 2.2815910523097E-5 | 7 | = 7.985568683084E-5 |
| 3 | = 3.4223865784646E-5 | 8 | = 9.1263642092389E-5 |
| 4 | = 4.5631821046194E-5 | 9 | = 0.00010267159735394 |
| 5 | = 5.7039776307743E-5 | 10 | = 0.00011407955261549 |
| decades | hours |
|---|---|
| 1 | = 87,658.1277778 |
| 1.1407955261549 × 10-5 | = 1 |
You can find the conversion in other languages in the following:
| 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 …) |