Base | Representation |
---|---|
bin | 10111001000011… |
… | …010100110110001 |
3 | 1000001020121120000 |
4 | 113020122212301 |
5 | 1243322111342 |
6 | 102301540213 |
7 | 12421433454 |
oct | 2710324661 |
9 | 1001217500 |
10 | 388082097 |
11 | 18a075907 |
12 | a9b74669 |
13 | 6252aaa0 |
14 | 3978149b |
15 | 2410c44c |
hex | 1721a9b1 |
388082097 has 80 divisors (see below), whose sum is σ = 653138640. Its totient is φ = 228096000.
The previous prime is 388082083. The next prime is 388082099. The reversal of 388082097 is 790280883.
It can be written as a sum of positive squares in 8 ways, for example, as 45684081 + 342398016 = 6759^2 + 18504^2 .
It is not a de Polignac number, because 388082097 - 24 = 388082081 is a prime.
It is not an unprimeable number, because it can be changed into a prime (388082099) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 3842347 + ... + 3842447.
It is an arithmetic number, because the mean of its divisors is an integer number (8164233).
Almost surely, 2388082097 is an apocalyptic number.
It is an amenable number.
388082097 is a deficient number, since it is larger than the sum of its proper divisors (265056543).
388082097 is a wasteful number, since it uses less digits than its factorization.
388082097 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 256 (or 247 counting only the distinct ones).
The product of its (nonzero) digits is 193536, while the sum is 45.
The square root of 388082097 is about 19699.7994152225. The cubic root of 388082097 is about 729.4147413930.
The spelling of 388082097 in words is "three hundred eighty-eight million, eighty-two thousand, ninety-seven".
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