Base | Representation |
---|---|
bin | 11011100010110… |
… | …11100000011100 |
3 | 121002210010211112 |
4 | 31301123200130 |
5 | 433122432112 |
6 | 34532241152 |
7 | 5503663532 |
oct | 1561334034 |
9 | 532703745 |
10 | 231061532 |
11 | 109478a49 |
12 | 654701b8 |
13 | 38b41500 |
14 | 2298a152 |
15 | 15442a22 |
hex | dc5b81c |
231061532 has 36 divisors (see below), whose sum is σ = 448093800. Its totient is φ = 104150592.
The previous prime is 231061499. The next prime is 231061549. The reversal of 231061532 is 235160132.
231061532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 231061498 and 231061507.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25094 + ... + 33042.
It is an arithmetic number, because the mean of its divisors is an integer number (12447050).
Almost surely, 2231061532 is an apocalyptic number.
It is an amenable number.
231061532 is a deficient number, since it is larger than the sum of its proper divisors (217032268).
231061532 is a wasteful number, since it uses less digits than its factorization.
231061532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8022 (or 8007 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 23.
The square root of 231061532 is about 15200.7082729720. The cubic root of 231061532 is about 613.6337192999.
The spelling of 231061532 in words is "two hundred thirty-one million, sixty-one thousand, five hundred thirty-two".
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