Find number of digits in `875^(16)`

if log_(10)2= 0.3010 , then find the number of digits in (16)^(10)

Number of digits in 4^(16).5^(25) is

Find number of four-digit numbers in which repetition is not allowed. Also find number of four-digit numbers in which at least one digit is repeated.

Find number of four-digit numbers in which repetition is not allowed. Also find number of four-digit numbers in which at least one digit is repeated.

Find number of four-digit numbers in which repetition is not allowed. Also find number of four-digit numbers in which at least one digit is repeated.

Find the unit digit in 8 ^(96) - 4 ^(16).

Find the unit digit in 8^(96) - 4^(16) .

The number of digits in the decimal expansion of 16^5 5^16 is

The number of digits in the decimal expansion of 16^(5)15^(16)