Base | Representation |
---|---|
bin | 11101011100000000… |
… | …000011011000100100 |
3 | 10000120211120102212010 |
4 | 131130000003120210 |
5 | 1004213210220204 |
6 | 22304243154220 |
7 | 2166166010331 |
oct | 353400033044 |
9 | 100524512763 |
10 | 31608288804 |
11 | 12450067234 |
12 | 6161675970 |
13 | 2c99640891 |
14 | 175bc99988 |
15 | c4ee13d89 |
hex | 75c003624 |
31608288804 has 24 divisors (see below), whose sum is σ = 73765797280. Its totient is φ = 10534221504.
The previous prime is 31608288787. The next prime is 31608288827. The reversal of 31608288804 is 40888280613.
It is a super-2 number, since 2×316082888042 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163234 + ... + 299769.
Almost surely, 231608288804 is an apocalyptic number.
It is an amenable number.
31608288804 is an abundant number, since it is smaller than the sum of its proper divisors (42157508476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31608288804 is a wasteful number, since it uses less digits than its factorization.
31608288804 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 468699 (or 468697 counting only the distinct ones).
The product of its (nonzero) digits is 589824, while the sum is 48.
The spelling of 31608288804 in words is "thirty-one billion, six hundred eight million, two hundred eighty-eight thousand, eight hundred four".
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