The number of digits in the decimal expansion of `16^55^16` is
The number of digits in the decimal expansion of `16^55^16` is
A. 16
B. 17
C. 18
D. 19
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Correct Answer - c
`16^5 5^(16)`
`=16xx16^(4)xx5^(16)`
`16xx10^(16)`
it is 18 digit number
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