[uubmkvtb] conversions to metric time

conventional units of time include convenient subdivisions of 60, 24, and 12, but let's use only the metric unit of time (second) and metric prefixes.

1 minute = 60 second
2 minute = 120 s
3 minute = 180 s
5 minute = 300 s
15 minute = 900 s
20 minute = 1200 s
30 minute = 1800 s
40 minute = 2400 s
45 minute = 2700 s
1 hour = 3600 s
1.25 hour = 4500 s
80 minute = 4800 s
1.5 hour = 5400 s
2 hour = 7200 s
2.5 hour = 9000 s
3 hour = 10.8 ks (kilosecond)
4 hour = 14.4 ks
6 hour = 21.6 ks
8 hour = 28.8 ks
9 hour = 32.4 ks
12 hour = 43.2 ks
16 hour = 57.6 ks
18 hour = 64.8 ks
1 day = 86.4 ks
1.25 day = 108 ks
32 hour = 115.2 ks
1.5 day = 129.6 ks
2 day = 172.8 ks
2.5 day = 216 ks
3 day = 259.2 ks
4 day = 345.6 ks
5 day = 432 ks
1 week = 604.8 ks
12 day = 1036.8 ks
2 week = 1209.6 ks
3 week = 1814.4 ks
1 month = 2629.7438 ks
5 week = 3024 ks
6 week = 3628.8 ks
2 month = 5259.4877 ks
3 month = 7889.2315 ks
4 month = 10.518975 Ms (megasecond)
6 month = 15.778463 Ms
8 month = 21.037951 Ms
9 month = 23.667694 Ms
1 year = 31.556926 Ms
1.25 year = 39.446157 Ms
16 month = 42.075901 Ms
1.5 year = 47.335389 Ms
20 month = 52.594877 Ms
1.75 year = 55.22462 Ms
2 year = 63.113852 Ms
2.5 year = 78.892315 Ms
3 year = 94.670778 Ms
4 year = 126.2277 Ms
5 year = 157.78463 Ms
6 year = 189.34156 Ms
8 year = 252.45541 Ms