1 E16 s
From Wikipedia, the free encyclopedia
This page lists times between 1016 seconds (320 million years) and 1017 seconds (3200 million years).
- Shorter times
- 390 million years - first fishapods
- 575 million years - age of the oldest animal fossils
- 580 million years - time since the end of a possible Snowball Earth ice age
- 703.8 million years - half-life of uranium-235
- 750 million years - time since the beginning of a possible ice age
- 1277 million years - half-life of potassium-40
- 1.8-2.1 billion years - age of the earliest eukaryotes
- 2.3 billion years - time since the first known ice age
- Longer times
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