Base | Representation |
---|---|
bin | 1101011101110001101… |
… | …0001101010011011001 |
3 | 211010002212022201022202 |
4 | 3113130122031103121 |
5 | 12242231231440231 |
6 | 254134432455545 |
7 | 22466413054064 |
oct | 3273432152331 |
9 | 733085281282 |
10 | 231331124441 |
11 | 8a11a43077a |
12 | 38a003aa5b5 |
13 | 18a783c8c71 |
14 | b2a722d8db |
15 | 603dd8a5cb |
hex | 35dc68d4d9 |
231331124441 has 32 divisors (see below), whose sum is σ = 253103235840. Its totient is φ = 210728853504.
The previous prime is 231331124411. The next prime is 231331124443. The reversal of 231331124441 is 144421133132.
It is a cyclic number.
It is not a de Polignac number, because 231331124441 - 210 = 231331123417 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (231331124443) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10049441 + ... + 10072433.
It is an arithmetic number, because the mean of its divisors is an integer number (7909476120).
Almost surely, 2231331124441 is an apocalyptic number.
It is an amenable number.
231331124441 is a deficient number, since it is larger than the sum of its proper divisors (21772111399).
231331124441 is a wasteful number, since it uses less digits than its factorization.
231331124441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23265.
The product of its digits is 6912, while the sum is 29.
Adding to 231331124441 its reverse (144421133132), we get a palindrome (375752257573).
The spelling of 231331124441 in words is "two hundred thirty-one billion, three hundred thirty-one million, one hundred twenty-four thousand, four hundred forty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •