Base | Representation |
---|---|
bin | 110100100101000001011001… |
… | …100101011100011000010011 |
3 | 1010022202120102100200211102021 |
4 | 310211001121211130120103 |
5 | 220302134211301020220 |
6 | 2135451205104232311 |
7 | 66464502523335436 |
oct | 6445013145343023 |
9 | 1108676370624367 |
10 | 231242542204435 |
11 | 67754458659333 |
12 | 21b2842b60b697 |
13 | 9c05102953858 |
14 | 41162ad58181d |
15 | 1bb02388014aa |
hex | d2505995c613 |
231242542204435 has 32 divisors (see below), whose sum is σ = 282215094940800. Its totient is φ = 181861731007488.
The previous prime is 231242542204423. The next prime is 231242542204441. The reversal of 231242542204435 is 534402245242132.
It is a cyclic number.
It is not a de Polignac number, because 231242542204435 - 213 = 231242542196243 is a prime.
It is a super-2 number, since 2×2312425422044352 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 231242542204391 and 231242542204400.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 308279257 + ... + 309028453.
It is an arithmetic number, because the mean of its divisors is an integer number (8819221716900).
Almost surely, 2231242542204435 is an apocalyptic number.
231242542204435 is a deficient number, since it is larger than the sum of its proper divisors (50972552736365).
231242542204435 is a wasteful number, since it uses less digits than its factorization.
231242542204435 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 752047.
The product of its (nonzero) digits is 1843200, while the sum is 43.
Adding to 231242542204435 its reverse (534402245242132), we get a palindrome (765644787446567).
The spelling of 231242542204435 in words is "two hundred thirty-one trillion, two hundred forty-two billion, five hundred forty-two million, two hundred four thousand, four hundred thirty-five".
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