Base | Representation |
---|---|
bin | 100110100010010011… |
… | …1110000010100011000 |
3 | 21220121101100122022012 |
4 | 1031010213300110120 |
5 | 2323440421311330 |
6 | 102003432445052 |
7 | 5656522266032 |
oct | 1150447602430 |
9 | 256541318265 |
10 | 82755650840 |
11 | 32107453375 |
12 | 14056849788 |
13 | 7a5b004a45 |
14 | 4010b36c52 |
15 | 2245397c95 |
hex | 13449f0518 |
82755650840 has 32 divisors (see below), whose sum is σ = 186244500960. Its totient is φ = 33094387200.
The previous prime is 82755650827. The next prime is 82755650843. The reversal of 82755650840 is 4805655728.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82755650843) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74276 + ... + 413555.
It is an arithmetic number, because the mean of its divisors is an integer number (5820140655).
Almost surely, 282755650840 is an apocalyptic number.
It is an amenable number.
82755650840 is an abundant number, since it is smaller than the sum of its proper divisors (103488850120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82755650840 is a wasteful number, since it uses less digits than its factorization.
82755650840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 492083 (or 492079 counting only the distinct ones).
The product of its (nonzero) digits is 2688000, while the sum is 50.
The spelling of 82755650840 in words is "eighty-two billion, seven hundred fifty-five million, six hundred fifty thousand, eight hundred forty".
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