Base | Representation |
---|---|
bin | 11010110100110110… |
… | …101111001100000110 |
3 | 2202100101220102202022 |
4 | 122310312233030012 |
5 | 432442314123333 |
6 | 21122110443142 |
7 | 2036535254111 |
oct | 326466571406 |
9 | 82311812668 |
10 | 28804051718 |
11 | 11241155422 |
12 | 56ba5034b2 |
13 | 294068bbb0 |
14 | 1573691578 |
15 | b38b3dc98 |
hex | 6b4daf306 |
28804051718 has 16 divisors (see below), whose sum is σ = 48978550320. Its totient is φ = 12594483936.
The previous prime is 28804051657. The next prime is 28804051733. The reversal of 28804051718 is 81715040882.
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, 29153405 + ... + 29154392.
It is an arithmetic number, because the mean of its divisors is an integer number (3061159395).
Almost surely, 228804051718 is an apocalyptic number.
28804051718 is a deficient number, since it is larger than the sum of its proper divisors (20174498602).
28804051718 is a wasteful number, since it uses less digits than its factorization.
28804051718 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 58307831.
The product of its (nonzero) digits is 143360, while the sum is 44.
The spelling of 28804051718 in words is "twenty-eight billion, eight hundred four million, fifty-one thousand, seven hundred eighteen".
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