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The transition to 9-digit telephone numbers in Brazil was completed on January 7, 2016. This change was implemented to accommodate the increasing demand for phone numbers, particularly with the rise of mobile phones. The new format included an additional digit for mobile numbers, which became a standard across the country.
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How many different 7-digit telephone members are possible if the first digit can not be zero and no digit repeat?
There are 10 possible numbers that can be chosen. Since the first digit can't be 0, there are 9 selections for the first digit. The second number can include a 0, but can't include the first number chosen, so there are 9 selections for the second digit. Then there are 8 digits for the next number, 7 digits for the next number, and so on. Total telephone numbers are: 9*9*8*7*6*5*4 = 544320 phone numbers.
What is the number of 5 digit telephone numbers having atleast one of their digits repeated?
5 digit telephone numbers having at least one of their digits repeated is = total possible 5 digit telephone numbers - 5 digit telephone numbers without any digit being repeated. =(10*10*10*10*10)-(10*9*8*7*6) =100000-30240 =69760
Is the single digit number greater than 9?
There is no single digit number greater than 9. After 9 is 10, which is a double-digit number.
How many different telephone numbers can be formed from a seven digit number if the first and last digit cannot be zero?
The number of possibilities is 9 x 10 x 10 x 10 x 10 x 10 x 9 = 8,100,000.
What is the Units Digit of 9 to the 21st?
The number in the units digit of the number 921 is 9.
How many different 7-digit telephone members are possible if the first digit can not be zero and no digit repeat?
There are 10 possible numbers that can be chosen. Since the first digit can't be 0, there are 9 selections for the first digit. The second number can include a 0, but can't include the first number chosen, so there are 9 selections for the second digit. Then there are 8 digits for the next number, 7 digits for the next number, and so on. Total telephone numbers are: 9*9*8*7*6*5*4 = 544320 phone numbers.
What is the number of 5 digit telephone numbers having atleast one of their digits repeated?
5 digit telephone numbers having at least one of their digits repeated is = total possible 5 digit telephone numbers - 5 digit telephone numbers without any digit being repeated. =(10*10*10*10*10)-(10*9*8*7*6) =100000-30240 =69760
How do you telephone a number in Ibiza from England?
The country code for Spain is +34, so from England you dial 00 34 and then the 9-digit Spanish number.
Is the single digit number greater than 9?
There is no single digit number greater than 9. After 9 is 10, which is a double-digit number.
How many different telephone numbers can be formed from a seven digit number if the first and last digit cannot be zero?
The number of possibilities is 9 x 10 x 10 x 10 x 10 x 10 x 9 = 8,100,000.
What is the Units Digit of 9 to the 21st?
The number in the units digit of the number 921 is 9.
What is the sum of greatest 3-digit number?
The greatest 3-digit number is 999. 9+9+9 = 27 The sum of the greatest 3-digit number is 27.
What is the greatest 9 digit number with no digit rejected?
With no digit rejected, 999999999 With no digit repeated, 987654321
How many 9 digit numbers are there?
well the first 9 digit number is 100 million 100,000,000 the last 9 digit number is 999 million 999,999,999 just minus the two numbers and you get... 899,999,999 so there are around 900 million 9 digit numbers.
What is digit in real number?
Digit is not a real number unless it is 0-9
Which digit is in the tenth's place in the number 1465.98?
The digit in the tenths place of the number 1465.98 is the digit 9.
What is the value of the digit 9 in the number 987?
The value of the digit 9 in the number 987 is 900 (nine hundred).
