Base | Representation |
---|---|
bin | 1101000100001111110111… |
… | …11001000100111101110100 |
3 | 10202201212120110012112200201 |
4 | 12202013323321010331310 |
5 | 12231231210121133313 |
6 | 141035513425450244 |
7 | 6023624011443400 |
oct | 642077371047564 |
9 | 122655513175621 |
10 | 28733262286708 |
11 | 9178787539211 |
12 | 32808474a0984 |
13 | 13056c5546485 |
14 | 7149a960a100 |
15 | 34c6410d10dd |
hex | 1a21fbe44f74 |
28733262286708 has 36 divisors (see below), whose sum is σ = 58494291038820. Its totient is φ = 12313922944512.
The previous prime is 28733262286697. The next prime is 28733262286709. The reversal of 28733262286708 is 80768226233782.
It can be written as a sum of positive squares in 2 ways, for example, as 702357972624 + 28030904314084 = 838068^2 + 5294422^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 28733262286708.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28733262286709) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5372766 + ... + 9291562.
It is an arithmetic number, because the mean of its divisors is an integer number (1624841417745).
Almost surely, 228733262286708 is an apocalyptic number.
28733262286708 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
28733262286708 is an abundant number, since it is smaller than the sum of its proper divisors (29761028752112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28733262286708 is a wasteful number, since it uses less digits than its factorization.
28733262286708 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3956224 (or 3956215 counting only the distinct ones).
The product of its (nonzero) digits is 130056192, while the sum is 64.
The spelling of 28733262286708 in words is "twenty-eight trillion, seven hundred thirty-three billion, two hundred sixty-two million, two hundred eighty-six thousand, seven hundred eight".
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