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freeCodeCamp/curriculum/challenges/english/10-coding-interview-prep/project-euler/problem-357-prime-generating-integers.md
Oliver Eyton-Williams ee1e8abd87 feat(curriculum): restore seed + solution to Chinese (#40683)
* feat(tools): add seed/solution restore script

* chore(curriculum): remove empty sections' markers

* chore(curriculum): add seed + solution to Chinese

* chore: remove old formatter

* fix: update getChallenges

parse translated challenges separately, without reference to the source

* chore(curriculum): add dashedName to English

* chore(curriculum): add dashedName to Chinese

* refactor: remove unused challenge property 'name'

* fix: relax dashedName requirement

* fix: stray tag

Remove stray `pre` tag from challenge file.

Signed-off-by: nhcarrigan <nhcarrigan@gmail.com>

Co-authored-by: nhcarrigan <nhcarrigan@gmail.com>
2021-01-12 19:31:00 -07:00

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Markdown

---
id: 5900f4d11000cf542c50ffe4
title: 'Problem 357: Prime generating integers'
challengeType: 5
forumTopicId: 302017
dashedName: problem-357-prime-generating-integers
---
# --description--
Consider the divisors of 30: 1,2,3,5,6,10,15,30.
It can be seen that for every divisor d of 30, d+30/d is prime.
Find the sum of all positive integers n not exceeding 100 000 000such that for every divisor d of n, d+n/d is prime.
# --hints--
`euler357()` should return 1739023853137.
```js
assert.strictEqual(euler357(), 1739023853137);
```
# --seed--
## --seed-contents--
```js
function euler357() {
return true;
}
euler357();
```
# --solutions--
```js
// solution required
```