Base | Representation |
---|---|
bin | 1101011100101001110… |
… | …1111100000001001010 |
3 | 211002022212220201100001 |
4 | 3113022131330001022 |
5 | 12241122202043310 |
6 | 254044521033214 |
7 | 22456066360543 |
oct | 3271235740112 |
9 | 732285821301 |
10 | 231030112330 |
11 | 89a85525936 |
12 | 3893762580a |
13 | 18a2ac355a4 |
14 | b2792754ca |
15 | 602272b93a |
hex | 35ca77c04a |
231030112330 has 32 divisors (see below), whose sum is σ = 437025942144. Its totient is φ = 87823382976.
The previous prime is 231030112259. The next prime is 231030112337. The reversal of 231030112330 is 33211030132.
231030112330 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 231030112298 and 231030112307.
It is not an unprimeable number, because it can be changed into a prime (231030112337) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7244622 + ... + 7276441.
It is an arithmetic number, because the mean of its divisors is an integer number (13657060692).
Almost surely, 2231030112330 is an apocalyptic number.
231030112330 is a deficient number, since it is larger than the sum of its proper divisors (205995829814).
231030112330 is a wasteful number, since it uses less digits than its factorization.
231030112330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14521150.
The product of its (nonzero) digits is 324, while the sum is 19.
Adding to 231030112330 its reverse (33211030132), we get a palindrome (264241142462).
The spelling of 231030112330 in words is "two hundred thirty-one billion, thirty million, one hundred twelve thousand, three hundred thirty".
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