Q: How many five digit numbers are perfect squares?

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1,4,9,16,25,36,49

The first five perfect squares are: 1, 4, 9, 16, 25

All five digit numbers have three digits. The smallest five digit whole number is 10,000

The first five two-digit prime numbers are 11, 13, 17, 19, and 23.

Half of them. Every other number from 0 to 99998 is even. Since there are 90,000 five digit numbers, that means that 45,000 of them are even.

Related questions

1,4,9,16,25,36,49

The first five perfect squares are: 1, 4, 9, 16, 25

With a total of 90,000 five digit numbers, we can conclude that there is 45,000 EVEN five digit numbers.

There are five such numbers.

All five digit numbers have three digits. The smallest five digit whole number is 10,000

There are 45000 such numbers. None of them can be considered "the" five digit odd number.

The first five two-digit prime numbers are 11, 13, 17, 19, and 23.

There are 252 of them.

10389

Any three-digit multiple of 60, from 120 to 960, has the first five counting numbers as factors.

Half of them. Every other number from 0 to 99998 is even. Since there are 90,000 five digit numbers, that means that 45,000 of them are even.

Only perfect squares can have an odd number of factors. The answer is 16. It has five factors: 1,2,4,8,16.