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Find three consecutive odd numbers and the sum of whose squares consists of four identical digits?
Well, 47 49 51 53 are four consecutive odd numbers those total squared has for identical digits. 40000.... The square root of any number that is only four digits long all containing the same digit has a value that is not an integer.
Is the number 33333 a prime number?
No, because it is divisible by 3 and 11111. A prime number can only be divisible by 1 and itself.
How do you make 867 a palindrome?
You cannot make a palindrome with 3 different digits. You can only do that if you have a set of paired digits, and at most one single digit.
How many ways can you make six with the sum of three digits?
Using only positive digits, and disregarding their order, 3 ways.
What 3 identical digit number divided by 9 has a remainder of 5?
There is none. Any number formed from 3 identical digits must have a digital root of 0, 3 or 6. These are, therefore, the only possible remainders when divided by 9. Note: The digital root of a number is the sum of all its digits. If the answer is greater than 9, repeat the process.
