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- How much zeros has the number $1000!$ at the end?
1 If a number ends with n n zeros than it is divisible by 10n 10 n, that is 2n5n 2 n 5 n A factorial clearly has more 2 2 s than 5 5 s in its factorization so you only need to count how many 5 5 s are there in the factorization of 1000! 1000!
- terminology - What do you call numbers such as $100, 200, 500, 1000 . . .
There are different categories of numbers that we use every day Integers that written in decimal notation have $1, 2$ or $5$ as the leading figure, followed by none, one or more zeros These are v
- Creating arithmetic expression equal to 1000 using exactly eight 8s . . .
I would like to find all the expressions that can be created using nothing but arithmetic operators, exactly eight $8$'s, and parentheses Here are the seven solutions I've found (on the Internet)
- probability - Regarding a Coin Toss Experiment by Neil DeGrasse Tyson . . .
In one of his interviews, Clip Link, Neil DeGrasse Tyson discusses a coin toss experiment It goes something like this: Line up 1000 people, each given a coin, to be flipped simultaneously Ask eac
- definition - What is the smallest binary number of $4$ bit? Is it . . .
Problem: What is the smallest binary number of 4 4 bit? My approach: Today, my teacher asked me that and I replied (1000)2 (1000) 2 but my teacher said that it will be (0000)2 (0000) 2 If I ask someone what is the smallest decimal value of 2 2 digits, everyone will say 10 10 Will anyone say 00 00? Decimal and binary is the exact same thing except the "Digits Concept" (binary has 2 2 digits
- How to calculate a Modulo? - Mathematics Stack Exchange
I really can't get my head around this "modulo" thing Can someone show me a general step-by-step procedure on how I would be able to find out the 5 modulo 10, or 10 modulo 5 Also, what does t
- How many ascending and descending numbers are between 1000 and 9999?
0 If you're looking for how many 4 digit numbers are increasing or decreasing between 1000 and 9999, the answer has been provided here: How many of the 9000 four digit integers have four digits that are increasing?
- $1000$ small cubes are assembled into a larger cube. If one layer of . . .
1000 1000 is the number of small cubes in the original cube Each face of the original cube contains 10 × 10 = 100 10 × 10 = 100 small cubes, so the effect of removing the small cubes on all six faces, before allowing for double or triple counting, is a deduction of 600 600
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