Base | Representation |
---|---|
bin | 11010000110011010… |
… | …000110101101001000 |
3 | 2200100002121001000200 |
4 | 122012122012231020 |
5 | 424343321401203 |
6 | 20512512332200 |
7 | 2011323550365 |
oct | 320632065510 |
9 | 80302531020 |
10 | 28024793928 |
11 | 109812a151a |
12 | 5521544060 |
13 | 28480bc201 |
14 | 14dbda546c |
15 | ae05129a3 |
hex | 686686b48 |
28024793928 has 48 divisors (see below), whose sum is σ = 76218105600. Its totient is φ = 9302506080.
The previous prime is 28024793891. The next prime is 28024793939. The reversal of 28024793928 is 82939742082.
It is a happy number.
28024793928 is a `hidden beast` number, since 2 + 8 + 0 + 247 + 9 + 392 + 8 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 797088 + ... + 831503.
It is an arithmetic number, because the mean of its divisors is an integer number (1587877200).
Almost surely, 228024793928 is an apocalyptic number.
It is an amenable number.
28024793928 is an abundant number, since it is smaller than the sum of its proper divisors (48193311672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28024793928 is a wasteful number, since it uses less digits than its factorization.
28024793928 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1628842 (or 1628835 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 54.
The spelling of 28024793928 in words is "twenty-eight billion, twenty-four million, seven hundred ninety-three thousand, nine hundred twenty-eight".
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