Base | Representation |
---|---|
bin | 100101011010… |
… | …000001110010 |
3 | 200110012012220 |
4 | 211122001302 |
5 | 10002242223 |
6 | 550101510 |
7 | 146230512 |
oct | 45320162 |
9 | 20405186 |
10 | 9805938 |
11 | 559838a |
12 | 334a896 |
13 | 205443c |
14 | 1433842 |
15 | cda6e3 |
hex | 95a072 |
9805938 has 16 divisors (see below), whose sum is σ = 20644320. Its totient is φ = 3096576.
The previous prime is 9805927. The next prime is 9805963. The reversal of 9805938 is 8395089.
It is a self number, because there is not a number n which added to its sum of digits gives 9805938.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42895 + ... + 43122.
It is an arithmetic number, because the mean of its divisors is an integer number (1290270).
Almost surely, 29805938 is an apocalyptic number.
9805938 is an abundant number, since it is smaller than the sum of its proper divisors (10838382).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
9805938 is a wasteful number, since it uses less digits than its factorization.
9805938 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86041.
The product of its (nonzero) digits is 77760, while the sum is 42.
The square root of 9805938 is about 3131.4434371389. The cubic root of 9805938 is about 214.0407090575.
The spelling of 9805938 in words is "nine million, eight hundred five thousand, nine hundred thirty-eight".
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