A certain seven digit number has only ones in the ones period only threes in the thousands period and only twos in the lakhs period the number is?

Answer 1

2233111

In the Indian numbering system: The first period, called ones period, is formed with the first three digits of the number.

• The second period, called thousands period, is formed with the next two digits of the number.

• The third period, called lakhs period, is formed with the next two digits of the number.

• The fourth period, called crores period, is formed with the digits that come after lakhs.