### About the Number 8020 (eight thousand twenty)

GDT uses FreeFind.com as the search engine on his Learning About Computing website. GDT received the following email message from FreeFind.com on 25 April 2011.

```   Our search engine has finished indexing your site:
Site URL: http://shell.deru.com/gdt/
```

It was the first time GDT's website had more than 8000 pages read.

```   MathBabbler Number Analyst (MBNA) output:
=========================================
8020 is a natural, whole, integer
8020 is even
8020 proper divisors are: 1,2,4,5,10,20,401,802,1604,2005,4010,
8020 is abundant (sum of divisors is 8864)
8020 is happy
8020 is not prime
8020 has the prime factors: 2*2*5*401 (sum=410)
8020 sum of prime factors is: 410
8020 in octal is 017524
8020 in binary is 1111101010100 (is evil)
8020 nearest square numbers: -99...80 (7921...8100 [90])
sqrt(8020) = 89.5545
ln(8020) = 8.98969
log(8020) = 3.90417
8020 reciprocal is .00012468827930174563591022443890
8020 is an apocalyptic power
8020! is inf
8020 is 2552.85 Pi years
8020 is 401 scoreyears
8020 = 2006^2 - 2004^2 and 2 * (2006 + 2004) = 8020
```

Creator: Gerald Thurman [gthurman@gmail.com]
Created: 25 April 2011