Base | Representation |
---|---|
bin | 11110001010011110… |
… | …101011011000000000 |
3 | 10002121011212101000002 |
4 | 132022132223120000 |
5 | 1012312321200424 |
6 | 22513500415132 |
7 | 2224415020514 |
oct | 361236533000 |
9 | 102534771002 |
10 | 32388068864 |
11 | 12810247568 |
12 | 633a8474a8 |
13 | 30920641b8 |
14 | 17d3680144 |
15 | c985e4cae |
hex | 78a7ab600 |
32388068864 has 40 divisors (see below), whose sum is σ = 65624402448. Its totient is φ = 15965931520.
The previous prime is 32388068837. The next prime is 32388068887. The reversal of 32388068864 is 46886088323.
It is a super-4 number, since 4×323880688644 (a number of 43 digits) contains 4444 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409127 + ... + 481830.
Almost surely, 232388068864 is an apocalyptic number.
It is an amenable number.
32388068864 is an abundant number, since it is smaller than the sum of its proper divisors (33236333584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32388068864 is an frugal number, since it uses more digits than its factorization.
32388068864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 891046 (or 891030 counting only the distinct ones).
The product of its (nonzero) digits is 10616832, while the sum is 56.
The spelling of 32388068864 in words is "thirty-two billion, three hundred eighty-eight million, sixty-eight thousand, eight hundred sixty-four".
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