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Q: 3 digit number with 3 different digits?

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The largest 3 digit number whose digits are all primes is 777. The largest 3 digit number with different prime digits is 753.

smallest 8 digit number with three different digits

Not necessarily. Consider 444. The digits are not different. The first and second digits are not multiples of 3 The first digit is not greater than the second digit. In spite of all that, 444 is a 3-digit number

.012 i win

> 9999876 Actually, 9999876 has four different digits (6, 7, 8, 9). The largest 7-digit number with three different digits is 9999987.

That would be 99987.

99,999,987

3

They are the same because they are both multiplication. They also can be the same if the two digit number times by the one digit number equals a three digit number. They are different because the 3 digits number will obviously produce a higher product.

I am a 3 digit number divisible by 7 but not 2 the sum of my digits is 4 what number am I

The greatest 3 digit number is 999, and all three digits are the same.

3333

987? It is just a guess of course.

The largest number with no repeated digits is 9,876,543,210 although it is 10 digits long, the largest 3 digit number with no repeated digits is 987

81

Any number that has 4 or 5 digits. A digit in a number is one number place. 1 has 1 digit, 11 has 2 digits, 111 has 3 digits, and so on.

60 different numbers can be formed from the digits {1, 2, 3, 4, 5} is no repeats are allowed Any of the first digits can be chosen for the first digit, leaving 4 for the next and 3 for the final digit. Thus there are 5 × 4 × 3 = 60 different possible such permutations of 3 digits from the 5.

It can have up to 5 digits.

2

-8

-109

Assuming a 3-digit number is meant to mean a positive whole number with 3 digits, then no.

A digit is part of a number. the number 23 has two digits 2 and 3.

645 is a 3-digit number. A single digit in a number can have a place value. A number with several digits cannot.

30.The first digit can be one of three digits {3, 6, 9} corresponding to the last digit being {1, 2, 3}, and for each of those three digits, the middle digit can be one of ten digits {0 - 9}, making 3 x 10 = 30 such numbers.It is assumed that a 3 digit number is a number in the range 100-999, excluding numbers starting with a leading zero, eg 090 is not considered a 3 digit number (though it would be a valid 3-digit number for a combination lock with 3 digits).