Base | Representation |
---|---|
bin | 11010111100001011… |
… | …110010101100011100 |
3 | 2202122222021110000110 |
4 | 122330023302230130 |
5 | 433220303332422 |
6 | 21142222130020 |
7 | 2042560353552 |
oct | 327413625434 |
9 | 82588243013 |
10 | 28927011612 |
11 | 112a45a8a74 |
12 | 5733720910 |
13 | 295ccb1125 |
14 | 1585b3bbd2 |
15 | b4482b60c |
hex | 6bc2f2b1c |
28927011612 has 24 divisors (see below), whose sum is σ = 67791110800. Its totient is φ = 9600230016.
The previous prime is 28927011601. The next prime is 28927011637. The reversal of 28927011612 is 21611072982.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 5260537 + ... + 5266032.
Almost surely, 228927011612 is an apocalyptic number.
It is an amenable number.
28927011612 is an abundant number, since it is smaller than the sum of its proper divisors (38864099188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28927011612 is a wasteful number, since it uses less digits than its factorization.
28927011612 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10526805 (or 10526803 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 39.
The spelling of 28927011612 in words is "twenty-eight billion, nine hundred twenty-seven million, eleven thousand, six hundred twelve".
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