Base | Representation |
---|---|
bin | 11000000111110010010… |
… | …01000100100111101111 |
3 | 2221020022110001120222000 |
4 | 30003321021010213233 |
5 | 102034402242011324 |
6 | 1432430212223343 |
7 | 113610526403043 |
oct | 14037111044757 |
9 | 2836273046860 |
10 | 828813625839 |
11 | 29a552759311 |
12 | 11476800ab53 |
13 | 6020660b314 |
14 | 2c186dca023 |
15 | 1685cbc29c9 |
hex | c0f92449ef |
828813625839 has 32 divisors (see below), whose sum is σ = 1293741696000. Its totient is φ = 522957088512.
The previous prime is 828813625819. The next prime is 828813625867. The reversal of 828813625839 is 938526318828.
828813625839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 828813625839 - 228 = 828545190383 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (828813625819) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 244482 + ... + 1310495.
It is an arithmetic number, because the mean of its divisors is an integer number (40429428000).
Almost surely, 2828813625839 is an apocalyptic number.
828813625839 is a deficient number, since it is larger than the sum of its proper divisors (464928070161).
828813625839 is a wasteful number, since it uses less digits than its factorization.
828813625839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1556044 (or 1556038 counting only the distinct ones).
The product of its digits is 39813120, while the sum is 63.
The spelling of 828813625839 in words is "eight hundred twenty-eight billion, eight hundred thirteen million, six hundred twenty-five thousand, eight hundred thirty-nine".
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