89999 5-digit numbers are there in all...
That is the numbers from 10000 to 99999...
Wrong. There are 90000 five digit numbers in all.
When you start to count you count from 10001 to 99999which is 89999 numbers. To that you add the one number 10000.
89999+1=90000
The first digit cannot be "0", if it is it won't make a 5 digit number
So first digit can be 1,2,3,4,5,6,7,8, or 9
Second through fifth digit can be 0,1,2,3,4,5,6,7,8, or 9
So total number of 5 digit number is 9 x 10 x 10 x 10 x 10 = 90000
90000
Only one positive prime number has a 5 in the ones digit. That prime number is 5. All other numbers with a 5 in the ones digit are composite because they will be divisible by 5.
01234
There are 600 of them.
How about: 97531
There are 126 different 5 digit combinations. Note that the combination 12345 is the same as the combination 45312.
252
There is no seven-digit number that has a sum of 5. The smallest seven-digit number is 1,000,000, which already has a sum greater than 5.
5
Six of them.
105 - is the smallest tree-digit number that has the digit 5
Any number that ends with the digit 5 is divisible by 5.Any number that ends with the digit 5 is divisible by 5.Any number that ends with the digit 5 is divisible by 5.Any number that ends with the digit 5 is divisible by 5.
925 is a number divisible by 5, as its last digit is a 5. It is an odd number. Its divisors are 5, 5, and 37, also all odd numbers. It is a three-digit number.