For a seven digit number, it is 5 in millions and 100000, 3 in thousands, and 0 in all other digits. (2) (3) (1)

For a seven digit number, it is 5 in millions and 100000, 3 in thousands, and 0 in all other digits. (2) (3) (1)


(1)(2)(3)



A five digit number, omitting the mantissa after ten thousand digits, is about 7. What is the minimum and maximum of this number?


The minimum is 65000 and the maximum is 74999



A seven digit number, its one digit number is 3, the ten digit number is 7, and the sum of any three adjacent digits of the number is 12, the seven digit number is many


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