Base | Representation |
---|---|
bin | 11000101001010000… |
… | …10110010000001001 |
3 | 1021011002111121121002 |
4 | 30110220112100021 |
5 | 204044120214423 |
6 | 10024522424345 |
7 | 645606561260 |
oct | 142450262011 |
9 | 37132447532 |
10 | 13231023113 |
11 | 567a627550 |
12 | 26930620b5 |
13 | 132b1cb879 |
14 | 8d73055d7 |
15 | 526888228 |
hex | 314a16409 |
13231023113 has 8 divisors (see below), whose sum is σ = 16495821120. Its totient is φ = 10309888080.
The previous prime is 13231023101. The next prime is 13231023139. The reversal of 13231023113 is 31132013231.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13231023113 - 26 = 13231023049 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (13231023173) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85915658 + ... + 85915811.
It is an arithmetic number, because the mean of its divisors is an integer number (2061977640).
Almost surely, 213231023113 is an apocalyptic number.
It is an amenable number.
13231023113 is a deficient number, since it is larger than the sum of its proper divisors (3264798007).
13231023113 is a wasteful number, since it uses less digits than its factorization.
13231023113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 171831487.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 13231023113 its reverse (31132013231), we get a palindrome (44363036344).
The spelling of 13231023113 in words is "thirteen billion, two hundred thirty-one million, twenty-three thousand, one hundred thirteen".
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