Base | Representation |
---|---|
bin | 11011100101000… |
… | …00001110011010 |
3 | 121010022102221100 |
4 | 31302200032122 |
5 | 433210434002 |
6 | 34542252230 |
7 | 5506245252 |
oct | 1562401632 |
9 | 533272840 |
10 | 231343002 |
11 | 109650470 |
12 | 65587076 |
13 | 38c0c667 |
14 | 22a20962 |
15 | 1549b11c |
hex | dca039a |
231343002 has 24 divisors (see below), whose sum is σ = 546811200. Its totient is φ = 70103880.
The previous prime is 231342989. The next prime is 231343037. The reversal of 231343002 is 200343132.
231343002 is a `hidden beast` number, since 231 + 3 + 430 + 0 + 2 = 666.
231343002 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
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 11 ways as a sum of consecutive naturals, for example, 584002 + ... + 584397.
It is an arithmetic number, because the mean of its divisors is an integer number (22783800).
Almost surely, 2231343002 is an apocalyptic number.
231343002 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
231343002 is an abundant number, since it is smaller than the sum of its proper divisors (315468198).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231343002 is a wasteful number, since it uses less digits than its factorization.
231343002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1168418 (or 1168415 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 231343002 is about 15209.9639052826. The cubic root of 231343002 is about 613.8827862844.
Adding to 231343002 its reverse (200343132), we get a palindrome (431686134).
The spelling of 231343002 in words is "two hundred thirty-one million, three hundred forty-three thousand, two".
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