Base | Representation |
---|---|
bin | 11001000001100001101100… |
… | …01011101010111101010110 |
3 | 21012211121222000201020000210 |
4 | 30200300312023222331112 |
5 | 24203034401141304213 |
6 | 313011310014350250 |
7 | 14406433611443352 |
oct | 1440606613527526 |
9 | 235747860636023 |
10 | 55028030025558 |
11 | 1659629040a727 |
12 | 6208973abb386 |
13 | 24921759b8785 |
14 | d83529918462 |
15 | 6566130790c3 |
hex | 320c362eaf56 |
55028030025558 has 32 divisors (see below), whose sum is σ = 113013456363360. Its totient is φ = 17855977282560.
The previous prime is 55028030025557. The next prime is 55028030025559. The reversal of 55028030025558 is 85552003082055.
55028030025558 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (55028030025557) and next prime (55028030025559).
It is a super-3 number, since 3×550280300255583 (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55028030025557) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 774963513 + ... + 775034516.
It is an arithmetic number, because the mean of its divisors is an integer number (3531670511355).
Almost surely, 255028030025558 is an apocalyptic number.
55028030025558 is an abundant number, since it is smaller than the sum of its proper divisors (57985426337802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55028030025558 is a wasteful number, since it uses less digits than its factorization.
55028030025558 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1549998192.
The product of its (nonzero) digits is 2400000, while the sum is 48.
The spelling of 55028030025558 in words is "fifty-five trillion, twenty-eight billion, thirty million, twenty-five thousand, five hundred fifty-eight".
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