Base | Representation |
---|---|
bin | 1001111000010… |
… | …10011110011101 |
3 | 12202221202112221 |
4 | 10330022132131 |
5 | 132204133123 |
6 | 12120225341 |
7 | 2024320600 |
oct | 474123635 |
9 | 182852487 |
10 | 82880413 |
11 | 42869310 |
12 | 2390b251 |
13 | 1422b485 |
14 | b016337 |
15 | 742225d |
hex | 4f0a79d |
82880413 has 24 divisors (see below), whose sum is σ = 110725920. Its totient is φ = 61175520.
The previous prime is 82880383. The next prime is 82880417. The reversal of 82880413 is 31408828.
It is not a de Polignac number, because 82880413 - 225 = 49325981 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82880417) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6195 + ... + 14287.
It is an arithmetic number, because the mean of its divisors is an integer number (4613580).
Almost surely, 282880413 is an apocalyptic number.
It is an amenable number.
82880413 is a deficient number, since it is larger than the sum of its proper divisors (27845507).
82880413 is a wasteful number, since it uses less digits than its factorization.
82880413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8137 (or 8130 counting only the distinct ones).
The product of its (nonzero) digits is 12288, while the sum is 34.
The square root of 82880413 is about 9103.8680240873. The cubic root of 82880413 is about 435.9974696848.
The spelling of 82880413 in words is "eighty-two million, eight hundred eighty thousand, four hundred thirteen".
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