Base | Representation |
---|---|
bin | 11010111000000110… |
… | …100001110110111011 |
3 | 2202111012101212101200 |
4 | 122320012201312323 |
5 | 433100240214232 |
6 | 21131334145243 |
7 | 2041066253523 |
oct | 327006416673 |
9 | 82435355350 |
10 | 28858523067 |
11 | 1126997a570 |
12 | 57147b2223 |
13 | 294ba5156a |
14 | 157a9d0683 |
15 | b3d7ed77c |
hex | 6b81a1dbb |
28858523067 has 24 divisors (see below), whose sum is σ = 46021929408. Its totient is φ = 17279286000.
The previous prime is 28858523053. The next prime is 28858523107. The reversal of 28858523067 is 76032585882.
28858523067 is a `hidden beast` number, since 2 + 8 + 8 + 58 + 523 + 0 + 67 = 666.
It is not a de Polignac number, because 28858523067 - 224 = 28841745851 is a prime.
It is not an unprimeable number, because it can be changed into a prime (28858523167) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1747809 + ... + 1764242.
It is an arithmetic number, because the mean of its divisors is an integer number (1917580392).
Almost surely, 228858523067 is an apocalyptic number.
28858523067 is a deficient number, since it is larger than the sum of its proper divisors (17163406341).
28858523067 is a wasteful number, since it uses less digits than its factorization.
28858523067 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3512151 (or 3512148 counting only the distinct ones).
The product of its (nonzero) digits is 6451200, while the sum is 54.
The spelling of 28858523067 in words is "twenty-eight billion, eight hundred fifty-eight million, five hundred twenty-three thousand, sixty-seven".
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