Base | Representation |
---|---|
bin | 1010100011010111000111… |
… | …01100000100000101101001 |
3 | 10001011101202121102021012112 |
4 | 11101223203230010011221 |
5 | 11020143304211441410 |
6 | 121204200443452105 |
7 | 4613344212446465 |
oct | 521534354040551 |
9 | 101141677367175 |
10 | 23205233312105 |
11 | 7437314277839 |
12 | 27293b5827035 |
13 | cc4323410390 |
14 | 5a31d42ab4a5 |
15 | 2a394c1e0105 |
hex | 151ae3b04169 |
23205233312105 has 16 divisors (see below), whose sum is σ = 30399100168080. Its totient is φ = 16901430202368.
The previous prime is 23205233312087. The next prime is 23205233312117. The reversal of 23205233312105 is 50121333250232.
It can be written as a sum of positive squares in 8 ways, for example, as 3204901970176 + 20000331341929 = 1790224^2 + 4472173^2 .
It is a cyclic number.
It is not a de Polignac number, because 23205233312105 - 224 = 23205216534889 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2445225320 + ... + 2445234809.
It is an arithmetic number, because the mean of its divisors is an integer number (1899943760505).
Almost surely, 223205233312105 is an apocalyptic number.
It is an amenable number.
23205233312105 is a deficient number, since it is larger than the sum of its proper divisors (7193866855975).
23205233312105 is a wasteful number, since it uses less digits than its factorization.
23205233312105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4890460220.
The product of its (nonzero) digits is 32400, while the sum is 32.
Adding to 23205233312105 its reverse (50121333250232), we get a palindrome (73326566562337).
The spelling of 23205233312105 in words is "twenty-three trillion, two hundred five billion, two hundred thirty-three million, three hundred twelve thousand, one hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •