Using only the digits and the basic operators of arithmetic, 71.
If other operators are allowed then 71! = 8.5*10101 approx, or 85 googol is one possible answer.
Wiki User
∙ 2014-02-17 18:12:57Anonymous
!71^!71^!71...
9876 is the largest four digit number you can make if all the digits must be different.
987? It is just a guess of course.
11111
00000 or 11111
1023456789
All five digits in the number are significant.
1234567
1000000
The sum is 22 times the sum of the three digits.
9,876,543,210
0.123456789
1111111111