Orders+of+magnitude+(time)

seconds || equal to... || common units || [|orders of magnitude] || (1000 seconds) || 1 [|kilosecond] (16.7 minutes) || hour = 3600 s day = 86 400 s ||  || (1 million seconds) || 1 [|megasecond] (11.6 days) || month = 2.6 x 106 s year ~= π x 107 s ||  || (1000 million seconds) || 1 [|gigasecond] (32 years) || century ~= π x 109 s millennium ~= π x 1010 s || || (32 000 years) || --- ||  || (32 million years) || -- ||  || (32 billion years) || -- || ||
 * [|Orders of magnitude] ( [|time])**|| Powers of 10 3
 * 10-24 s || 1 [|yoctosecond] || -- ||  ||
 * 10-21 s || 1 [|zeptosecond] || -- || ||
 * 10-18 s || 1 [|attosecond] || -- || ||
 * 10-15 s || 1 [|femtosecond] || -- ||  ||
 * 10-12 s || 1 [|picosecond] A picosecond is an SI unit of time equal to 10-12 of a second. The word picosecond is formed by the prefix pico and the unit second''. Its symbol is ps . See also 1 E-12 s for a list of times on the order of 1-10 picoseconds SI derived units of time. || -- ||   ||
 * 10-9 s || 1 [|nanosecond] A nanosecond is an SI derived unit of time equal to 10-9 of a second. The word nanosecond is formed by the prefix nano and the unit second''. Its symbol is ns . It is only infrequently put into everyday use. In technical situations it is however a very co || -- ||   ||
 * 10-6 s || 1 [|microsecond] || -- ||  ||
 * 10-3 s || 1 [|millisecond] || -- || ||
 * 1 s || 1 [|second] || minute = 60 s || ||
 * 103seconds
 * 106 seconds
 * 109 seconds
 * 1012 seconds || 1 [|terasecond]
 * 1015 seconds || 1 [|petasecond]
 * 1018 seconds || 1 [|exasecond]