Question

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

• A. $7$ only
• B. $11$ only
• C. $Allofthese$
• D. $1001$

Answer 1

Answer: (D)

$1001$

Given numbers can be written as,

$256256=256\times 1001$ and

$678678=678\times 1001$

So, any number of this form is divisible by $1001$