# How many 3-digit numbers can made using the digits 2 3 4?

If you can repeat a digit, there are 27.

If you can't repeat a digit, there are only 6.

### What are 5 prime numbers using the numbers 09each once?

There are none. Any number made by using the digits 0 to 9 once is divisible by 9 and so not a prime. There are none. Any number made by using the digits 0 to 9 once is divisible by 9 and so not a prime. There are none. Any number made by using the digits 0 to 9 once is divisible by 9 and so not a prime. There are none. Any number made…

### What are the numbers made with digits 2375?

There are 24 number made by permutations of the digits. There are lots more if the digits can be repeated, for example, 27335722. Even more can be made by using arithmetic and algebraic operations, for example 35^27 = approx 4.8960*10^41. You have not specified what the rules for "making" numbers are!

### How many numbers can you make from 650271 without repeating a digit?

1,956 different numbers can be made from 6 digits. You can calculate this by using the permutation function in a summation function, like this: Σ6k=1 6Pk = 6P1+6P2+...+6P5+6P6 What this does is calculate how many 1 digit numbers you can make from 6 digits, then how many 2 digit numbers can be made from 6 digits and adds the amounts together, then calculates how many 3 digit numbers can be made and adds that on…