<Tr> <Td> </Td> <Td> = e / e </Td> <Td> ≈ 8100 / 55 </Td> <Td> 0.15% </Td> <Td> </Td> <Td> </Td> <Td> better approximations: </Td> <Td> e ≈ 54.6 </Td> <Td> e ≈ 403 or 404 </Td> </Tr> <Table> <Tr> <Th> Exponent </Th> <Th> Value </Th> <Th> Error </Th> <Th> Application </Th> </Tr> <Tr> <Td> </Td> <Td> ≈ 20 + π </Td> <Td> 0.004% </Td> <Td> Spherical wave attenuation </Td> </Tr> <Tr> <Td> </Td> <Td> ≈ 10 </Td> <Td> 0.0003% </Td> <Td> 1 ° C, 274 Kelvin </Td> </Tr> <Tr> <Td> </Td> <Td> ≈ 4 x 10 </Td> <Td> 0.00003% </Td> <Td> e / e = e near ambient, Kelvin </Td> </Tr> <Tr> <Td> </Td> <Td> ≈ 2 x 10 </Td> <Td> 0.000004% </Td> <Td> Accurate thermal temperature </Td> </Tr> <Tr> <Td> k e </Td> <Td> ≈ 10 </Td> <Td> 1.4% </Td> <Td> k = Boltzmann's constant </Td> </Tr> </Table> <Tr> <Th> Exponent </Th> <Th> Value </Th> <Th> Error </Th> <Th> Application </Th> </Tr> <Tr> <Td> </Td> <Td> ≈ 20 + π </Td> <Td> 0.004% </Td> <Td> Spherical wave attenuation </Td> </Tr>

6 more than the product of 8 and 5