Base | Representation |
---|---|
bin | 100110010101000110… |
… | …1110000100000001110 |
3 | 21212110111201202112200 |
4 | 1030222031300200032 |
5 | 2322034013100423 |
6 | 101451445142330 |
7 | 5642532536661 |
oct | 1145215604016 |
9 | 255414652480 |
10 | 82312628238 |
11 | 319aa372995 |
12 | 13b523ba9a6 |
13 | 79ba2abba9 |
14 | 3dabd736d8 |
15 | 221b536d43 |
hex | 132a37080e |
82312628238 has 48 divisors (see below), whose sum is σ = 178778845440. Its totient is φ = 27370739088.
The previous prime is 82312628171. The next prime is 82312628257. The reversal of 82312628238 is 83282621328.
It is a happy number.
82312628238 is a `hidden beast` number, since 8 + 2 + 3 + 12 + 628 + 2 + 3 + 8 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 82312628193 and 82312628202.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14094123 + ... + 14099961.
It is an arithmetic number, because the mean of its divisors is an integer number (3724559280).
Almost surely, 282312628238 is an apocalyptic number.
82312628238 is an abundant number, since it is smaller than the sum of its proper divisors (96466217202).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82312628238 is a wasteful number, since it uses less digits than its factorization.
82312628238 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7621 (or 7618 counting only the distinct ones).
The product of its digits is 442368, while the sum is 45.
The spelling of 82312628238 in words is "eighty-two billion, three hundred twelve million, six hundred twenty-eight thousand, two hundred thirty-eight".
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