Base | Representation |
---|---|
bin | 1101011101101010011… |
… | …1101011100110111101 |
3 | 211010000202211102021222 |
4 | 3113122213223212331 |
5 | 12242201040231023 |
6 | 254131441203125 |
7 | 22465566633122 |
oct | 3273247534675 |
9 | 733022742258 |
10 | 231301102013 |
11 | 8a104495453 |
12 | 389b23304a5 |
13 | 18a72116a07 |
14 | b2a3256749 |
15 | 603b409cc8 |
hex | 35da9eb9bd |
231301102013 has 16 divisors (see below), whose sum is σ = 238875122304. Its totient is φ = 223824944640.
The previous prime is 231301102003. The next prime is 231301102121. The reversal of 231301102013 is 310201103132.
It is a cyclic number.
It is not a de Polignac number, because 231301102013 - 214 = 231301085629 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231301101982 and 231301102000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231301102003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3161381 + ... + 3233717.
It is an arithmetic number, because the mean of its divisors is an integer number (14929695144).
Almost surely, 2231301102013 is an apocalyptic number.
It is an amenable number.
231301102013 is a deficient number, since it is larger than the sum of its proper divisors (7574020291).
231301102013 is a wasteful number, since it uses less digits than its factorization.
231301102013 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 73012.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 231301102013 its reverse (310201103132), we get a palindrome (541502205145).
The spelling of 231301102013 in words is "two hundred thirty-one billion, three hundred one million, one hundred two thousand, thirteen".
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