Base | Representation |
---|---|
bin | 11010100110000101… |
… | …000111101110100010 |
3 | 2201201010110102201210 |
4 | 122212011013232202 |
5 | 431440334222002 |
6 | 21041333410550 |
7 | 2030435250312 |
oct | 324605075642 |
9 | 81633412653 |
10 | 28556164002 |
11 | 11124234743 |
12 | 564b499a56 |
13 | 2901208a82 |
14 | 154c7a5442 |
15 | b21ec596c |
hex | 6a6147ba2 |
28556164002 has 16 divisors (see below), whose sum is σ = 57133694592. Its totient is φ = 9515160240.
The previous prime is 28556163989. The next prime is 28556164009. The reversal of 28556164002 is 20046165582.
It is not an unprimeable number, because it can be changed into a prime (28556164009) 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, 872874 + ... + 904997.
It is an arithmetic number, because the mean of its divisors is an integer number (3570855912).
Almost surely, 228556164002 is an apocalyptic number.
28556164002 is an abundant number, since it is smaller than the sum of its proper divisors (28577530590).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28556164002 is a wasteful number, since it uses less digits than its factorization.
28556164002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1780553.
The product of its (nonzero) digits is 115200, while the sum is 39.
The spelling of 28556164002 in words is "twenty-eight billion, five hundred fifty-six million, one hundred sixty-four thousand, two".
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