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As a string, the largest number is 7111111.
putangina nyo
97
97
9876543
97
It is 97.
the largest five digit number that can be formed using the digits 7 and 9 is 97,000
> 9999876 Actually, 9999876 has four different digits (6, 7, 8, 9). The largest 7-digit number with three different digits is 9999987.
9999876
99,997