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How many 6 digit serial numbers are available if no digit can be repeated?
Wiki User
∙ 13y ago
9 x 9 x 8 x 7 x 6 x 5. For the first digit you have 9 options (since it won't start with a zero), for the second number you have 9 options (since one digit is already used), for the third you have 8 options (since two digits have already beenused), etc.
Wiki User
∙ 13y ago
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How many possible 3 digit numbers can be made using the digits 604?
There are 4 possible numbers if the digits are not repeated; 18 if they are. Those are 3-digit numbers, assuming that zero would not be a leading digit. If zero is allowed for a leading digit, then you can have 6 for the non repeated, and 27 if repetition.
How many 6 digits numbers can be formed from the digit 01357 and 9 which are divisible by 10 and no digit is repeated?
There are 5! = 120 such numbers.
How many 4-digit numbers are there with no digit repeated?
9 x 9 x 8 x 7 = 4,536
How many the natural number from 1to 1000 have none of there digit repeated?
738 numbers
How many six digit numbers are there in which no digit is repeated even digits appeared in the even places and odd digits in the odd places and the number is divisible by 4?
There are 5760 such numbers.
How many different 6 digit serial numbers are available if no digit can be repeated?
9x9x8x7x6x5 = 81x56x30 = 136080
How many 4-digit pin numbers are available if no number is repeated?
A lot. And there is akways the code. 1234
What are the the 3 digit numbers using 1345678?
Using the digits of 1345678, there are 210 three digit numbers in which no digit is repeated.
What are the 3 digit numbers using any digit repeated in 357?
There are 27 of them.
What is the probability of three digit numbers without repeated digits with numbers 0123456?
It is possible to create a 3-digit number, without repeated digits so the probability is 1.
How many 6 digit numbers can be formed with 6 digits?
If the digits may not be repeated, there are 6x5x4x3x2x1 = 720 numbers, If digits can be repeated, the answer is 6x6x6x6x6x6 = 46,656 numbers If zero is ong the available digits but is excluded from the first place. 5x6x6x6x6x6=38,880 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 many three digit numbers have no repeated digits?
757
How many four digit numbers are possible from the digit 0'1'2'3'4 numbers may be repeated?
625 if numbers can have leading 0s, 500 otherwise.
How many 3 digit numbers can be created if no digit can be repeated?
720 (10*9*8)
How many possible 3 digit numbers can be made using the digits 604?
There are 4 possible numbers if the digits are not repeated; 18 if they are. Those are 3-digit numbers, assuming that zero would not be a leading digit. If zero is allowed for a leading digit, then you can have 6 for the non repeated, and 27 if repetition.
How many 7 digit phone numbers can be formed if all the numbers can be repeated?
823543
