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---
id: 5900f3951000cf542c50fea8
title: 问题41Pandigital prime
challengeType: 5
videoUrl: ''
---
# --description--
我们将说*n*数字是pandigital如果它使用所有数字1到*n*恰好一次。例如2143是一个4位数的pandigital也是素数。什么是最大的*n长*数字pandigital素数
# --hints--
`pandigitalPrime(4)`应该返回4231。
```js
assert(pandigitalPrime(4) == 4231);
```
`pandigitalPrime(7)`应该返回7652413。
```js
assert(pandigitalPrime(7) == 7652413);
```
# --solutions--