Base | Representation |
---|---|
bin | 1101011110000111101… |
… | …0010011001011111110 |
3 | 211010100021222222110102 |
4 | 3113201322103023332 |
5 | 12242423344020410 |
6 | 254151531041102 |
7 | 22501613432546 |
oct | 3274172231376 |
9 | 733307888412 |
10 | 231423423230 |
11 | 8a16754216a |
12 | 38a272a0192 |
13 | 18a9157432c |
14 | b2b55b8326 |
15 | 604701d2a5 |
hex | 35e1e932fe |
231423423230 has 16 divisors (see below), whose sum is σ = 438486486480. Its totient is φ = 87697297152.
The previous prime is 231423423223. The next prime is 231423423263. The reversal of 231423423230 is 32324324132.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 231423423193 and 231423423202.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 609008819 + ... + 609009198.
It is an arithmetic number, because the mean of its divisors is an integer number (27405405405).
Almost surely, 2231423423230 is an apocalyptic number.
231423423230 is a deficient number, since it is larger than the sum of its proper divisors (207063063250).
231423423230 is a wasteful number, since it uses less digits than its factorization.
231423423230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1218018043.
The product of its (nonzero) digits is 20736, while the sum is 29.
Adding to 231423423230 its reverse (32324324132), we get a palindrome (263747747362).
The spelling of 231423423230 in words is "two hundred thirty-one billion, four hundred twenty-three million, four hundred twenty-three thousand, two hundred thirty".
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