perplexus.info :: Numbers : Fibonacci tail

Fibonacci tail (Posted on 2019-09-05)

What is the smallest (positive) integer n such that the decimal representation of the nth Fibonacci number ends in four zeroes?

No Solution Yet Submitted by Danish Ahmed Khan

Rating: 3.0000 (1 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

Puzzle Answer

Comment 3 of 3 |

The smallest base ten positive integer that satisfies all the given conditions is 7500.

Posted by K Sengupta on 2022-05-23 02:04:26

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (1)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info