All about flooble | fun stuff | Get a free chatterbox | Free JavaScript | Avatars    
perplexus dot info

Home > Numbers
Consecutive digits (Posted on 2012-08-20) Difficulty: 1 of 5
(I) What is the largest 3-digit base ten positive integer such that when multiplied by a single digit, the result is a base ten 4-digit positive integer, with consecutive digits in order (example: 1234, 4567 etc, but not 0123 or, 7968)?

(II) What is the largest 3-digit base ten positive integer such that when multiplied by a single digit, the result is a base ten 4-digit positive integer, with consecutive digits in reverse order (example: 3210, 5432 etc, but not 9786)?

No Solution Yet Submitted by K Sengupta    
No Rating

Comments: ( Back to comment list | You must be logged in to post comments.)
Solution Part 1 | Comment 1 of 3
Answer to part one is 

Answer to part one is 864.

864*4 = 3456

Edited on August 20, 2012, 10:27 am
  Posted by Chris, PhD on 2012-08-20 10:26:25

Please log in:
Login:
Password:
Remember me:
Sign up! | Forgot password


Search:
Search body:
Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (10)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:
Copyright © 2002 - 2017 by Animus Pactum Consulting. All rights reserved. Privacy Information