| helek | 1 helek | 2 helek | 3 helek | 4 helek | 5 helek | 6 helek | 7 helek | 8 helek | 9 helek | 10 helek | 11 helek | 12 helek | 13 helek | 14 helek | 15 helek | 16 helek | 17 helek | 18 helek | 19 helek | 20 helek | 21 helek | 22 helek | 23 helek | 24 helek | 25 helek | 26 helek | 27 helek | 28 helek | 29 helek | 30 helek | 31 helek | 32 helek | 33 helek | 34 helek | 35 helek | 36 helek | 37 helek | 38 helek | 39 helek | 40 helek | 41 helek | 42 helek | 43 helek | 44 helek | 45 helek | 46 helek | 47 helek | 48 helek | 49 helek | 50 helek | 51 helek | 52 helek | 53 helek | 54 helek | 55 helek | 56 helek | 57 helek | 58 helek | 59 helek | 60 helek | 61 helek | 62 helek | 63 helek | 64 helek | 65 helek | 66 helek | 67 helek | 68 helek | 69 helek | 70 helek | 71 helek | 72 helek | 73 helek | 74 helek | 75 helek | 76 helek | 77 helek | 78 helek | 79 helek | 80 helek | 81 helek | 82 helek | 83 helek | 84 helek | 85 helek | 86 helek | 87 helek | 88 helek | 89 helek | 90 helek | 91 helek | 92 helek | 93 helek | 94 helek | 95 helek | 96 helek | 97 helek | 98 helek | 99 helek | 100 helek |
| fortnight | 2.7557319223986 × 10-6 fn | 5.5114638447972 × 10-6 fn | 8.2671957671958 × 10-6 fn | 1.1022927689594 × 10-5 fn | 1.3778659611993 × 10-5 fn | 1.6534391534392 × 10-5 fn | 1.929012345679 × 10-5 fn | 2.2045855379189 × 10-5 fn | 2.4801587301587 × 10-5 fn | 2.7557319223986 × 10-5 fn | 3.0313051146384 × 10-5 fn | 3.3068783068783 × 10-5 fn | 3.5824514991182 × 10-5 fn | 3.858024691358 × 10-5 fn | 4.1335978835979 × 10-5 fn | 4.4091710758377 × 10-5 fn | 4.6847442680776 × 10-5 fn | 4.9603174603175 × 10-5 fn | 5.2358906525573 × 10-5 fn | 5.5114638447972 × 10-5 fn | 5.787037037037 × 10-5 fn | 6.0626102292769 × 10-5 fn | 6.3381834215168 × 10-5 fn | 6.6137566137566 × 10-5 fn | 6.8893298059965 × 10-5 fn | 7.1649029982363 × 10-5 fn | 7.4404761904762 × 10-5 fn | 7.7160493827161 × 10-5 fn | 7.9916225749559 × 10-5 fn | 8.2671957671958 × 10-5 fn | 8.5427689594356 × 10-5 fn | 8.8183421516755 × 10-5 fn | 9.0939153439153 × 10-5 fn | 9.3694885361552 × 10-5 fn | 9.6450617283951 × 10-5 fn | 9.9206349206349 × 10-5 fn | 0.0001020 fn | 0.0001047 fn | 0.0001075 fn | 0.0001102 fn | 0.0001130 fn | 0.0001157 fn | 0.0001185 fn | 0.0001213 fn | 0.0001240 fn | 0.0001268 fn | 0.0001295 fn | 0.0001323 fn | 0.0001350 fn | 0.0001378 fn | 0.0001405 fn | 0.0001433 fn | 0.0001461 fn | 0.0001488 fn | 0.0001516 fn | 0.0001543 fn | 0.0001571 fn | 0.0001598 fn | 0.0001626 fn | 0.0001653 fn | 0.0001681 fn | 0.0001709 fn | 0.0001736 fn | 0.0001764 fn | 0.0001791 fn | 0.0001819 fn | 0.0001846 fn | 0.0001874 fn | 0.0001901 fn | 0.0001929 fn | 0.0001957 fn | 0.0001984 fn | 0.0002012 fn | 0.0002039 fn | 0.0002067 fn | 0.0002094 fn | 0.0002122 fn | 0.0002149 fn | 0.0002177 fn | 0.0002205 fn | 0.0002232 fn | 0.0002260 fn | 0.0002287 fn | 0.0002315 fn | 0.0002342 fn | 0.0002370 fn | 0.0002397 fn | 0.0002425 fn | 0.0002453 fn | 0.0002480 fn | 0.0002508 fn | 0.0002535 fn | 0.0002563 fn | 0.0002590 fn | 0.0002618 fn | 0.0002646 fn | 0.0002673 fn | 0.0002701 fn | 0.0002728 fn | 0.0002756 fn |
A helek is 3⅓ seconds or 1/18 minute.
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| helek | ≡ 1⁄1080 h | = 10/3 s | Metric system SI |
| heleks | fortnights | heleks | fortnights |
|---|---|---|---|
| 1 | = 2.7557319223986E-6 | 6 | = 1.6534391534392E-5 |
| 2 | = 5.5114638447972E-6 | 7 | = 1.929012345679E-5 |
| 3 | = 8.2671957671958E-6 | 8 | = 2.2045855379189E-5 |
| 4 | = 1.1022927689594E-5 | 9 | = 2.4801587301587E-5 |
| 5 | = 1.3778659611993E-5 | 10 | = 2.7557319223986E-5 |
A fortnight is a unit of time equal to 14 days (2 weeks). The word derives from the Old English: fēowertyne niht, meaning "fourteen nights".
| Name of unit | Symbol | Definition | Relation to SI units | Unit System |
|---|---|---|---|---|
| fortnight | fn | ≡ 2 wk | = 1.2096 Ms | Metric system SI |
| fortnights | heleks | fortnights | heleks |
|---|---|---|---|
| 1 | = 362880 | 6 | = 2177280 |
| 2 | = 725760 | 7 | = 2540160 |
| 3 | = 1088640 | 8 | = 2903040 |
| 4 | = 1451520 | 9 | = 3265920 |
| 5 | = 1814400 | 10 | = 3628800 |
| heleks | fortnights |
|---|---|
| 1 | = 2.7557319223986 × 10-6 |
| 362 880 | = 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 …) |