A six-digit number is formed by repeating a three-digit number; for example, 256256 or 678678 etc. Any number of this form is always exactly divisible by : Pick.
A) 7 only B) 13 only C) 11 only D) 1001 only E) 1003 only
256256 = 256 x 1001; 678678 = 678 x 1001, etc.   So, any number of this form is divisible by 1001   ANSWER:1001 only
<result>D</result>
A six-digit number is formed by repeating a three-digit number; for example, 256256 or 678678 etc. Any number of this form is always exactly divisible by :