Question

If you write down all the numbers from 1 to n, how many digits would you have written down?

score 170 · Answer 1 · 2022-11-21 20:41:27

170

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If you write down all the numbers from 1 to n, how many digits would you have written down?

Published on 21 Nov 2022 - 20:41

score 132 · Answer 2 · 2022-11-27 20:33:50

132

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fastest way to find number of digits in number

Published on 27 Nov 2022 - 20:33

score 65 · Answer 3 · 2026-03-30 02:07:47

65

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Can we find a function which vanish at the decimals of the Liouville's constant?

Published on 30 Mar 2026 - 2:07

score 100 · Answer 4 · 2022-12-20 15:40:21

100

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In any base $b$, $\forall n\in\mathbb{N}$ built from digits $\{1,2\}$, if you tally distinct digits in those $n^2$, finitely many have $\leq b/2$

Published on 20 Dec 2022 - 15:40

score 17 · Answer 5 · 2026-03-11 12:46:45

17

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Arithmatic conversion and store binary of a number

Published on 11 Mar 2026 - 12:46

score 184 · Answer 6 · 2022-12-26 04:46:30

184

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Finding a Digit of One Root of $x\sqrt{8}+\frac{1}{x\sqrt{8}}-\sqrt{8}$ Knowing The Digit of The Other Root

Published on 26 Dec 2022 - 4:46

score 109 · Answer 7 · 2022-12-29 01:55:40

109

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At which point (at what location in the string of digits) do the first $n$ digits of $\pi$ repeat themselves for the first time.

Published on 29 Dec 2022 - 1:55

score 88 · Answer 8 · 2026-03-30 11:42:44

88

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Finger's Constant

Published on 30 Mar 2026 - 11:42

score 52 · Answer 9 · 2023-01-05 18:12:54

52

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Let $X_n$ be a random digit sequence; what is the minimum $N$ such that the concatenation is $X_{1:N}$ is prime?

Published on 05 Jan 2023 - 18:12

score 390 · Answer 10 · 2023-01-09 21:08:04

390

Views

Why does 5000 factorial have 1249 trailing zeros and not 1248

Published on 09 Jan 2023 - 21:08

score 87 · Answer 11 · 2023-01-10 03:35:57

87

Views

What are the digits of a complex number?

Published on 10 Jan 2023 - 3:35

score 93 · Answer 12 · 2023-01-21 09:29:00

93

Views

The sum of the numbers from $100$ to $999$ that do not have the digit $0$ as well as do not have repeated digit.

Published on 21 Jan 2023 - 9:29

List Question

If you write down all the numbers from 1 to n, how many digits would you have written down?

fastest way to find number of digits in number

Can we find a function which vanish at the decimals of the Liouville's constant?

In any base $b$, $\forall n\in\mathbb{N}$ built from digits $\{1,2\}$, if you tally distinct digits in those $n^2$, finitely many have $\leq b/2$

Arithmatic conversion and store binary of a number

Finding a Digit of One Root of $x\sqrt{8}+\frac{1}{x\sqrt{8}}-\sqrt{8}$ Knowing The Digit of The Other Root

At which point (at what location in the string of digits) do the first $n$ digits of $\pi$ repeat themselves for the first time.

Finger's Constant

Let $X_n$ be a random digit sequence; what is the minimum $N$ such that the concatenation is $X_{1:N}$ is prime?

Why does 5000 factorial have 1249 trailing zeros and not 1248

What are the digits of a complex number?

The sum of the numbers from $100$ to $999$ that do not have the digit $0$ as well as do not have repeated digit.

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