1.7 KiB
1.7 KiB
id | challengeType | title | videoUrl | localeTitle |
---|---|---|---|---|
5900f39c1000cf542c50feae | 5 | Problem 47: Distinct primes factors | 问题47:不同的素数因素 |
Description
14 = 2×7
15 = 3×5
前三个连续数字有三个不同的素因子: 644 =2²×7×23
645 = 3×5×43
646 = 2×17×19
找到前四个连续的整数,每个整数有四个不同的素数因子。这些数字中的第一个是什么? Instructions
Tests
tests:
- text: '<code>distinctPrimeFactors(2, 2)</code>应该返回14。'
testString: 'assert.strictEqual(distinctPrimeFactors(2, 2), 14, "<code>distinctPrimeFactors(2, 2)</code> should return 14.");'
- text: '<code>distinctPrimeFactors(3, 3)</code>应该返回644。'
testString: 'assert.strictEqual(distinctPrimeFactors(3, 3), 644, "<code>distinctPrimeFactors(3, 3)</code> should return 644.");'
- text: '<code>distinctPrimeFactors(4, 4)</code>应该返回134043。'
testString: 'assert.strictEqual(distinctPrimeFactors(4, 4), 134043, "<code>distinctPrimeFactors(4, 4)</code> should return 134043.");'
Challenge Seed
function distinctPrimeFactors(targetNumPrimes, targetConsecutive) {
// Good luck!
return true;
}
distinctPrimeFactors(4, 4);
Solution
// solution required