| 660 | Approximate number of The Beast |
| DCLXVI | Roman numeral of The Beast |
| 666.000000 | Number of the High Precision Beast |
| 0.666 | Number of the Millibeast |
| / 666 | Beast Common Denominator |
| 0.005015 | Reciprical of the Beast. |
| 666i | Imaginary number of The Beast |
| 1010011010 | Binary number of The Beast |
| 443556 | Square of the Beast |
| 2.8235 | Log of the beast |
| 6.5913 | Ln Beast |
| 1.738E289 | Anti-log of the beast |
| 6.66E2 | Scientific number of the Beast |
| 29A | Hexadecimal number of the Beast |
| 666! | Factorial of the Beast |
| 1-666 | Area code of The Beast |
| 00666 | Zip code of The Beast |
| E-mail address of the beast |
| web-page of the Beast |
| 1-900-666-0666 | Live Beasts! One-on-one pacts! Call Now! Only $6.66/minute. |
| $665.95 | Retail price of The Beast |
| $55.50 | Monthly cost of the Beast in twelve easy equal monthly installments |
| $699.25 | Price of The Beast plus 5% state sales tax |
| $769.95 | Price of The Beast with all accessories and replacement soul |
| $656.66 | WalMart price of The Beast |
| $646.66 | Next week's WalMart price of The Beast |
| Phillips 666 | Gasoline of The Beast |
| Route 666 | Way of The Beast (Highway to Hell) |
| 666 Minutes | Weekly news program about the Beast |
| 666 F | Oven temperature for roast Beast |
| 664 & 668 | Neighbours of the Beast |
| 666k | Retirement plan of The Beast |
| 666 mg | Recommended Minimum Daily Requirement of Beast |
| 6.66 % | 5 year CD interest rate at First Beast of Hell National Bank, $666 minimum deposit. |
| Lotus 6-6-6 | Spreadsheet of The Beast |
| Word 6.66 | Word Processor of The Beast |
| i66686 | CPU of The Beast |
| 666-I | BMW of The Beast |
| 665.99999973 | Intel Pentium number of the Beast |
| 666 Sunset Strip | Old T. V. series about the Beast soon on Nick-At-Nite |
| DSM-666 (revised) | Diagnostic and Statistical Manual of The Beast |
| Windows 666 | Bill Gates' personal Beast |