Question

The smallest $8$-digit number is ________ .

• A. $00000001$
• B. $10000000$
• C. $10000111$
• D. $12345678$

Answer 1

The correct option is B $10000000$

The largest 7-digit number is 99,99,999.

The successor of 99,99,999

= 99,99,999 + 1

= 1,00,00,000.

So, 10000000 is the smallest 8-digit number.

Hence correct answer is option B.