Advertisements
Advertisements
Question
The following number are obviously not perfect square. Give reason.
505050
Advertisements
Solution
- The square of numbers may end with any one of the digits 0, 1, 5, 6, or 9. Also, a perfect square has an even number of zeroes at the end of it.
- 505050 has one zero at the end of it. However, since a perfect square cannot end with an odd number of zeroes, it is not a perfect square.
APPEARS IN
RELATED QUESTIONS
What will be the unit digit of the square of the given number?
272
What will be the unit digit of the square of the given number?
55555
The following number are obviously not perfect square. Give reason.
222000
Find the least number which must be subtracted from the following numbers to make them a perfect square:
2361
Find the least number of six digits which is a perfect square.
Find the greatest number of three digits which is a perfect square.
Find the square of the following number
17
Find the square of the following number
1098
The square of 500 will have ______ zeroes.
A perfect square number has four digits, none of which is zero. The digits from left to right have values that are: even, even, odd, even. Find the number.
