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How can you determine all 3 digit numbers which are equal to 11 times the sum of the squares of their digits?
Wiki User
∙ 16y ago
It has to be something like
11*50=550
(5^2)+(5^2)=50
Therefore, 550 would be an answer.
So far, that's the only one I have.
Wiki User
∙ 16y ago
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How many 3 digit numbers are possible from the digits 012345?
Assuming that the first digit can't be zero: If repetition of digits is permitted: (5 x 6 x 6) = 180 numbers of 3 digits. If repetition of digits is not permitted: (5 x 5 x 4) = 100 numbers of 3 digits.
How many 4 digit numbers can be formed by the digits 1234567890?
The number 1234567890 can create about 39 of 40 4 digit numbers.
How many three digit numbers are there such whose digits sum is odd?
450.
How many two digit numbers have digits whose sum is a perfect square?
69
How many different 2 digit odd numbers can be formed from the digits 1 through 8 if no digits are repeated in a number?
36
How many 1 digit numbers can make with 123 digits?
With 123 digits you can make 123 one-digit numbers.
How many 5 digits numbers are there whose digits sum to 22?
There are 5460 five digit numbers with a digit sum of 22.
How many 4 digit numbers have 6 as their second digit?
There are 9 digits that can be the first digit (1-9); for each of these there is 1 digit that can be the second digit (6); for each of these there are 10 digits that can be the third digit (0-9); for each of these there are 10 digits that can be the fourth digit (0-9). → number of numbers is 9 × 1 × 10 × 10 = 900 such numbers.
How many 4 digit numbers can be formed from digits 123456789?
5040 different 4 digit numbers can be formed with the digits 123456789. This is assuming that no digits are repeated with each combination.
How many 3 digit numbers can be formed from the digits 357 with any digit repeated?
27 three digit numbers from the digits 3, 5, 7 including repetitions.
What is the formula to find number of three digit numbers such that sum of the squares of any two digits is equal to third digit?
N squared would be used to find the square root of a number or numbers. In order to find the number of three digit numbers such that the sum of the square results of any two digits are equal to the third digit the use of the formula (HOE)squared=Hsquared*10000+2HE*100+Esquared is needed.
Which 2 digit numbers have palindromic squares?
11
Which 2-digit numbers have palindromic squares?
11
What are the the 3 digit numbers using 1345678?
Using the digits of 1345678, there are 210 three digit numbers in which no digit is repeated.
What is a 3 digit number that is even a square number under 500 and it's sum of digits is divisable by 15?
the squares of 10 though 22 are all three digit numbers under 500. though none of the sums of their digits total an even multiple of 15.
How many digits 1 through1000?
2893 digits in all, made up as follows: 9 1-digit numbers (1 to 9) = 1*9 = 9 digits 90 2-digit numbers (10 to 99) = 2*90 = 180 digits 900 3-digit numbers (100 to 999) = 3*900 = 270 digit 1 4-digit number (1000) = 4*1 = 4 digits
What 5 digit number has Numbers increasing from the left Each digit is different 1st and 5th digits are square numbers 1st and 4th digits are cubed numbers 2nd 3rd digits are even?
12689 14689 12489
