Just a note: “On A Friday” is the new name for the former “Friday Fun” section of this blog. On A Friday is also the original name of the band Radiohead – eighth album out late this year.
We all know that the exclamat!on mark has its uses in English literature, but did you know it also has a use in mathematics? The factorial, represented by the ! symbol, indicates that the preceding number should be multiplied by all numbers above zero before it. For example, 4! = 4*3*2*1.
Calculators often have difficulty reaching the giddy heights of the number 30, so when I found that in Windows 7, windows calculator can process factorials I leapt for joy.
My reasoning was that as computers were first built as glorified calculators a high number would be a walk in a 1m park or my computer.
This is what happened:
I started big…
Maybe something smaller… 999,999!:
Maybe 99,999! will work:
(That warning message appeared twice, and I hoped that it meant that a result would follow. But then…)