Base | Representation |
---|---|
bin | 10101101000101100… |
… | …000111000010100001 |
3 | 2012222000122202200010 |
4 | 111220230013002201 |
5 | 340034143330423 |
6 | 14401113515133 |
7 | 1451456124600 |
oct | 255054070241 |
9 | 65860582603 |
10 | 23231230113 |
11 | 9941473033 |
12 | 4604112aa9 |
13 | 2262c5c310 |
14 | 11a54bda37 |
15 | 90e787693 |
hex | 568b070a1 |
23231230113 has 24 divisors (see below), whose sum is σ = 38803816128. Its totient is φ = 12253834656.
The previous prime is 23231230019. The next prime is 23231230123. The reversal of 23231230113 is 31103213232.
It is not a de Polignac number, because 23231230113 - 220 = 23230181537 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a self number, because there is not a number n which added to its sum of digits gives 23231230113.
It is not an unprimeable number, because it can be changed into a prime (23231230123) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6076381 + ... + 6080202.
It is an arithmetic number, because the mean of its divisors is an integer number (1616825672).
Almost surely, 223231230113 is an apocalyptic number.
It is an amenable number.
23231230113 is a deficient number, since it is larger than the sum of its proper divisors (15572586015).
23231230113 is a wasteful number, since it uses less digits than its factorization.
23231230113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12156613 (or 12156606 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 23231230113 its reverse (31103213232), we get a palindrome (54334443345).
The spelling of 23231230113 in words is "twenty-three billion, two hundred thirty-one million, two hundred thirty thousand, one hundred thirteen".
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