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There is a unique number - Math Riddle

123.Math Riddles
There is a unique number which when multiplied by any number from 1 to 6, we will get the new number that contains same digits only.
Can you find that number ?
    • 142857
      Explanation :  
      
      142857
      142857 * 1 = 142857
      142857 * 2 = 285714
      142857 * 3 = 428571
      142857 * 4 = 571428
      142857 * 5 = 714285
      142857 * 6 = 857142
      These number are considered as cyclic numbers.