To help compare
orders of magnitude of different times this page lists times between 10
16 seconds (320 million years) and 10
17 seconds (3200 million years).
See also times of other orders of magnitude.
- Shorter times
- 340 million years -- time since beginning of Carboniferous Period
- 340 million years -- time since end of Devonian Period
- 400 million years -- time since beginning of Devonian Period
- 400 million years -- time since end of Silurian Period
- 420 million years -- time since first creature took a breath of air
- 435 million years -- time since beginning of Silurian Period
- 435 million years -- time since end of Ordovician Period
- 500 million years -- time since beginning of Ordovician Period
- 500 million years -- time since end of Cambrian Period
- 540 million years -- time since beginning of Cambrian Period
- 540 million years -- time since end of Precambrian
- 580 million years -- time since end of possible Snowball Earth ice age
- 600 million years -- age of first complex multicelled lifeforms
- 703.8 million years -- half-life of uranium-235
- 750 million years -- time since beginning of possible Snowball Earth ice age
- 1277 million years -- half-life of potassium-40
- 2300 million years -- time since first known ice age
- Longer times
Category:Orders of magnitude (time)
fr:1 E16 s
ko:1 E16 s
ja:1 E16 s