Base | Representation |
---|---|
bin | 110100101001010111101100… |
… | …001110111111100110011000 |
3 | 1010100211010201011021112222002 |
4 | 310221113230032333212120 |
5 | 220322033143430013220 |
6 | 2140240344042220132 |
7 | 66525211430011625 |
oct | 6451275416774630 |
9 | 1110733634245862 |
10 | 231541355313560 |
11 | 6785a156892986 |
12 | 21b763234b4648 |
13 | 9c273438caa66 |
14 | 4126938c0734c |
15 | 1bb7dc6bb3c75 |
hex | d295ec3bf998 |
231541355313560 has 32 divisors (see below), whose sum is σ = 520971533840160. Its totient is φ = 92615922679296.
The previous prime is 231541355313547. The next prime is 231541355313607. The reversal of 231541355313560 is 65313553145132.
It is a super-2 number, since 2×2315413553135602 (a number of 30 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13278764 + ... + 25286523.
It is an arithmetic number, because the mean of its divisors is an integer number (16280360432505).
Almost surely, 2231541355313560 is an apocalyptic number.
231541355313560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
231541355313560 is an abundant number, since it is smaller than the sum of its proper divisors (289430178526600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
231541355313560 is a wasteful number, since it uses less digits than its factorization.
231541355313560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38715395 (or 38715391 counting only the distinct ones).
The product of its (nonzero) digits is 2430000, while the sum is 47.
The spelling of 231541355313560 in words is "two hundred thirty-one trillion, five hundred forty-one billion, three hundred fifty-five million, three hundred thirteen thousand, five hundred sixty".
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