Base | Representation |
---|---|
bin | 1101011001010011100… |
… | …0111010010000001001 |
3 | 211000000020110220201011 |
4 | 3112110320322100021 |
5 | 12232302042311241 |
6 | 253415410323521 |
7 | 22424603015662 |
oct | 3262470722011 |
9 | 730006426634 |
10 | 230131213321 |
11 | 89664085799 |
12 | 387265895a1 |
13 | 18916936099 |
14 | b1d1b24369 |
15 | 5ebd86b281 |
hex | 3594e3a409 |
230131213321 has 24 divisors (see below), whose sum is σ = 243064735200. Its totient is φ = 217848835776.
The previous prime is 230131213313. The next prime is 230131213327. The reversal of 230131213321 is 123312131032.
It is not a de Polignac number, because 230131213321 - 23 = 230131213313 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230131213292 and 230131213301.
It is not an unprimeable number, because it can be changed into a prime (230131213327) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96167301 + ... + 96169693.
It is an arithmetic number, because the mean of its divisors is an integer number (10127697300).
Almost surely, 2230131213321 is an apocalyptic number.
It is an amenable number.
230131213321 is a deficient number, since it is larger than the sum of its proper divisors (12933521879).
230131213321 is a wasteful number, since it uses less digits than its factorization.
230131213321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4245 (or 4222 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 22.
Adding to 230131213321 its reverse (123312131032), we get a palindrome (353443344353).
The spelling of 230131213321 in words is "two hundred thirty billion, one hundred thirty-one million, two hundred thirteen thousand, three hundred twenty-one".
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