Shifted digit
Public  1y:4м  6xp  Math  61.1% 
Consider the numbers in base12 that can be written with the decimal digits only (0 to 9). Of those, find the smallest number which, after a ROR 1 (ROtate to Right) operation, gives a number equal to 8 times the original number. Example: 2497 becomes 7249 which is 3 times the original (7249)_{12}/(2497)_{12}=3 Answer format: the number in base12 See also: Circular shift  Wikipedia, the free encyclopedia
New Members
 RandyHiz 5d:14h
 hamid914 5d:18h
 Richardtogue 1w
 khlilism 1w:3d
 Makssipsy 2w:3d
Fresh Problems

Maximize XOR 5d:10h
solved by 9 
Mutated worm 1w:2d
solved by 5 
Self avoiding paths 1w:6d
solved by 10 
A distant prime number 2w:5d
solved by 8 
Not a sum of distinct squares 2w:5d
solved by 11