Base | Representation |
---|---|
bin | 11011100010110… |
… | …01010001110100 |
3 | 121002202200022110 |
4 | 31301121101310 |
5 | 433122134104 |
6 | 34532131020 |
7 | 5503625112 |
oct | 1561312164 |
9 | 532680273 |
10 | 231052404 |
11 | 109472100 |
12 | 65466a70 |
13 | 38b3a2cb |
14 | 22986ab2 |
15 | 1543ee89 |
hex | dc59474 |
231052404 has 72 divisors (see below), whose sum is σ = 596048544. Its totient is φ = 69608000.
The previous prime is 231052403. The next prime is 231052417. The reversal of 231052404 is 404250132.
231052404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231052403) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 329254 + ... + 329954.
It is an arithmetic number, because the mean of its divisors is an integer number (8278452).
Almost surely, 2231052404 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 231052404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298024272).
231052404 is an abundant number, since it is smaller than the sum of its proper divisors (364996140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231052404 is a wasteful number, since it uses less digits than its factorization.
231052404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 957 (or 944 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 231052404 is about 15200.4080208394. The cubic root of 231052404 is about 613.6256387361.
The spelling of 231052404 in words is "two hundred thirty-one million, fifty-two thousand, four hundred four".
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