Base | Representation |
---|---|
bin | 11011101100100… |
… | …11101000111111 |
3 | 121012012002121100 |
4 | 31312103220333 |
5 | 433434340111 |
6 | 35015504143 |
7 | 5520600120 |
oct | 1566235077 |
9 | 535162540 |
10 | 232340031 |
11 | 10a171560 |
12 | 65988053 |
13 | 3919b411 |
14 | 22c00047 |
15 | 155e6756 |
hex | dd93a3f |
232340031 has 48 divisors (see below), whose sum is σ = 420975360. Its totient is φ = 119957760.
The previous prime is 232339981. The next prime is 232340039. The reversal of 232340031 is 130043232.
232340031 is a `hidden beast` number, since 232 + 3 + 400 + 31 = 666.
It is not a de Polignac number, because 232340031 - 211 = 232337983 is a prime.
It is a super-2 number, since 2×2323400312 = 107963780010161922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 232339986 and 232340013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (232340039) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 123111 + ... + 124983.
It is an arithmetic number, because the mean of its divisors is an integer number (8770320).
Almost surely, 2232340031 is an apocalyptic number.
232340031 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
232340031 is a deficient number, since it is larger than the sum of its proper divisors (188635329).
232340031 is a wasteful number, since it uses less digits than its factorization.
232340031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2076 (or 2073 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
The square root of 232340031 is about 15242.7041892179. The cubic root of 232340031 is about 614.7634148491.
Adding to 232340031 its reverse (130043232), we get a palindrome (362383263).
The spelling of 232340031 in words is "two hundred thirty-two million, three hundred forty thousand, thirty-one".
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