611 B
		
	
	
	
	
	
	
	
			
		
		
	
	
			611 B
		
	
	
	
	
	
	
	
id, challengeType, title, videoUrl, localeTitle
| id | challengeType | title | videoUrl | localeTitle | 
|---|---|---|---|---|
| 5900f52c1000cf542c51003e | 5 | Problem 447: Retractions C | 
Description
undefined
Instructions
undefined
Tests
tests:
  - text: ''
    testString: 'assert.strictEqual(euler447(), 530553372, "<code>euler447()</code> should return 530553372.");'
Challenge Seed
function euler447() {
  // Good luck!
  return true;
}
euler447();
Solution
// solution required