How many atoms are there in the human body?
7 × 1027 atoms.
There are approximately 7 × 1027 atoms that can be found in an average human body. This is equivalent to 7 octillion atoms or 7,000,000,000,000,000,000,000,000,000 if written out in long scale. This is according to an approximation made by the Science Education Program of the Thomas Jefferson National Accelerator Facility.
Leave a Reply