They don't all start with 9. Mine doesn't.
There are no reliable statistics on the total number of telephone numbers.
51,52,53,54,55,56,57,58,59.
All Irish (Republic) mobile phone numbers start with 08 and the following digit denotes the network operator the number was originally registered with. Example 08 5(meteor network) 2993856
3 digit numbers are lessthan 4 digit numbers
no well my number dosent and i an in the UK
1000 to 1999 = 1,000 numbersDo the same for 3xxx, 5xxx, 7xxx, and 9xxx,and you wind up with 5,000 numbers in all.
Start at 100 and go on till you reach 999 then stop.
There is no such ratio that applies for all single-digit and double-digit integers.
111 and 201
Actually, it doesn't. At least, it is not 10 digits all over the world. For example, in Bolivia, the mobile phone number has only 8 digits. The number of digits required (for any particular country) can depend on the following:The number of mobile phones (or similar devices) used. If in some country you have, say, 5 million mobile devices, you need at least seven digits.Mobile numbers may have to start with certain digits. This may require an additional digit. In the above example, if in a country all mobile phone numbers start with 6, 7 or 8, then 7 digits are no longer enough - the minimum requirement is 8 digits.The numbers may be organized so that the first few digits identify the phone company, or the geographical region. This also tends to increase the number of digits, since some areas will have few numbers, while others will have many.
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
They are all single digit numbers.