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  • The last (units) digit is 1 when the power is even and 9 when it is odd.
  • The digital root is a multiple of 9.
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7y ago

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Related Questions

What is nine to the second power equal?

81 A number raised to the second power is the number multipled by itself twice (9*9). A number raised to the third power, is the number multipled by itself 3 times (9*9*9) and so on.


What is 9 with exponent -2?

11


What number is raised to the .5 power to equal 9?

811/2 = sq rt 81 = 9


What 9 to the 0 power?

Any number raised to the 0th power is 1.


What is the greatest three digit number with all the digits different?

987 7 raised to the power of 8 raised to the power of 9. This equals7.0316765e+60 !!


What is the largest two digit number to the exactly 9 factors?

To have exactly 9 factors, the number would either have to have a prime number raised to the 8th. power; this is not possible with two digits.The other option is to have a prime number raised to the second power, times another prime number raised to the second power. (The number of factors in this case is (2 + 1)(2 + 1).) This is only possible if you use the prime factors 2 and 3; any other combination of prime numbers will yield a number that has more than 2 digits.


Which is larger 99 raised to the ninth power divided by 9 raised to the 99 power or 11 raised to the ninth power divided by 9 raised to the 90th power?

11 raised to the 9th power divided by 9 raised to the 90th power


What number goes in the blank 823543 46656 3125 256 blank 4?

27. The pattern is: 823543 = 6 raised to the 6th 46656 = 5 raised to the 5th ... 27 = 3 raised to the 3rd.


What is 113 raised to the power of 9 minus 189 raised to the power of 6?

113 raised to the power of 9 minus 189 raised to the power of 6 equals 3.0039964e+18


What is exponential form for 9?

Ah, what a happy little question! The exponential form for 9 is 9^1. You see, when a number is raised to the power of 1, it remains the same number. Just like how every tree has its own unique beauty, every number has its own special form.


What do Negative exponents indicate?

Raising a number to a negative exponent gives you the reciprocal of the same number raised to the corresponding positive exponent. For example, 32 = 9, so 3-2 = 1/9


What number can be divided by 9 exactly four times?

Well, isn't that just a happy little question! If a number can be divided by 9 exactly four times, it means it must be a multiple of 9 raised to the power of 4, which is 6561. Just imagine that number sitting there, all perfectly divisible and harmonious. Just like a beautiful painting, numbers can come together in the most delightful ways.