Base | Representation |
---|---|
bin | 100110100100110111… |
… | …0011010000001110001 |
3 | 21220211100111002021201 |
4 | 1031021232122001301 |
5 | 2324124331440000 |
6 | 102020132051201 |
7 | 5661612160405 |
oct | 1151156320161 |
9 | 256740432251 |
10 | 82841280625 |
11 | 3215081a294 |
12 | 1407b463b01 |
13 | 7a7298675c |
14 | 401c267105 |
15 | 224cb5e96a |
hex | 1349b9a071 |
82841280625 has 20 divisors (see below), whose sum is σ = 106857794560. Its totient is φ = 64135170000.
The previous prime is 82841280623. The next prime is 82841280629. The reversal of 82841280625 is 52608214828.
It is not a de Polignac number, because 82841280625 - 21 = 82841280623 is a prime.
It is not an unprimeable number, because it can be changed into a prime (82841280623) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2118465 + ... + 2157214.
It is an arithmetic number, because the mean of its divisors is an integer number (5342889728).
Almost surely, 282841280625 is an apocalyptic number.
It is an amenable number.
82841280625 is a deficient number, since it is larger than the sum of its proper divisors (24016513935).
82841280625 is an equidigital number, since it uses as much as digits as its factorization.
82841280625 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4275730 (or 4275715 counting only the distinct ones).
The product of its (nonzero) digits is 491520, while the sum is 46.
The spelling of 82841280625 in words is "eighty-two billion, eight hundred forty-one million, two hundred eighty thousand, six hundred twenty-five".
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