Base | Representation |
---|---|
bin | 11000011010101… |
… | …01100111100000 |
3 | 112021102002100100 |
4 | 30031111213200 |
5 | 404413314013 |
6 | 32154022400 |
7 | 5034652425 |
oct | 1415254740 |
9 | 467362310 |
10 | 204823008 |
11 | a5687615 |
12 | 58717a00 |
13 | 33585660 |
14 | 1d2b9d4c |
15 | 12ead473 |
hex | c3559e0 |
204823008 has 144 divisors (see below), whose sum is σ = 632648016. Its totient is φ = 62484480.
The previous prime is 204823007. The next prime is 204823037. The reversal of 204823008 is 800328402.
It is a tau number, because it is divible by the number of its divisors (144).
It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204823007) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 849768 + ... + 850008.
It is an arithmetic number, because the mean of its divisors is an integer number (4393389).
Almost surely, 2204823008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 204823008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316324008).
204823008 is an abundant number, since it is smaller than the sum of its proper divisors (427825008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204823008 is a wasteful number, since it uses less digits than its factorization.
204823008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 497 (or 486 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 27.
The square root of 204823008 is about 14311.6388998605. The cubic root of 204823008 is about 589.4671124446.
The spelling of 204823008 in words is "two hundred four million, eight hundred twenty-three thousand, eight".
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