perplexus.info :: Just Math : Palindromes and Divisibility

Palindromes and Divisibility (Posted on 2015-10-16)

How many positive palindromes less than 20150 are divisible by 7?

Submitted by K Sengupta

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Solution: (Hide)

There are 47 positive palindromes less than 20150 that are divisible by 7.
For an explanation, refer to the analytic solution submitted by Paul in this location. Note<>/U:Paul's list misses out 707.

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
re: analytic solution	Charlie	2015-10-16 14:16:53
analytic solution	Paul	2015-10-16 12:16:55
computer solution	Charlie	2015-10-16 10:50:58

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