Base | Representation |
---|---|
bin | 1000010011111110… |
… | …0011011000110100 |
3 | 12202111111101001200 |
4 | 2010333203120310 |
5 | 14032200040112 |
6 | 1005223252500 |
7 | 106202222265 |
oct | 20477433064 |
9 | 5674441050 |
10 | 2231252532 |
11 | a45536063 |
12 | 5232aa130 |
13 | 297354792 |
14 | 17249496c |
15 | d0d41cdc |
hex | 84fe3634 |
2231252532 has 36 divisors (see below), whose sum is σ = 5719555296. Its totient is φ = 733274640.
The previous prime is 2231252531. The next prime is 2231252539. The reversal of 2231252532 is 2352521322.
2231252532 is a `hidden beast` number, since 2 + 2 + 3 + 125 + 2 + 532 = 666.
2231252532 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-3 number, since 3×22312525323 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 2231252496 and 2231252505.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2231252531) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 433918 + ... + 439029.
It is an arithmetic number, because the mean of its divisors is an integer number (158876536).
Almost surely, 22231252532 is an apocalyptic number.
It is an amenable number.
2231252532 is an abundant number, since it is smaller than the sum of its proper divisors (3488302764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231252532 is a wasteful number, since it uses less digits than its factorization.
2231252532 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 873028 (or 873023 counting only the distinct ones).
The product of its digits is 7200, while the sum is 27.
The square root of 2231252532 is about 47236.1358707505. The cubic root of 2231252532 is about 1306.7211148293.
Adding to 2231252532 its reverse (2352521322), we get a palindrome (4583773854).
The spelling of 2231252532 in words is "two billion, two hundred thirty-one million, two hundred fifty-two thousand, five hundred thirty-two".
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