Base | Representation |
---|---|
bin | 10101010010110110… |
… | …010010111111000000 |
3 | 2012000111011021102110 |
4 | 111102312102333000 |
5 | 333311342123403 |
6 | 14300504015320 |
7 | 1436416415346 |
oct | 252266227700 |
9 | 65014137373 |
10 | 22864801728 |
11 | 9773647a5a |
12 | 4521461540 |
13 | 22050735a2 |
14 | 116c977996 |
15 | 8dc506103 |
hex | 552d92fc0 |
22864801728 has 56 divisors (see below), whose sum is σ = 60897170560. Its totient is φ = 7571116800.
The previous prime is 22864801727. The next prime is 22864801733. The reversal of 22864801728 is 82710846822.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22864801727) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 365338 + ... + 423321.
Almost surely, 222864801728 is an apocalyptic number.
It is an amenable number.
22864801728 is an abundant number, since it is smaller than the sum of its proper divisors (38032368832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22864801728 is a wasteful number, since it uses less digits than its factorization.
22864801728 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 788825 (or 788815 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 48.
The spelling of 22864801728 in words is "twenty-two billion, eight hundred sixty-four million, eight hundred one thousand, seven hundred twenty-eight".
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