Base | Representation |
---|---|
bin | 1001110111111… |
… | …00110001100010 |
3 | 12202211220120022 |
4 | 10323330301202 |
5 | 132200334130 |
6 | 12115113442 |
7 | 2023665143 |
oct | 473746142 |
9 | 182756508 |
10 | 82824290 |
11 | 4283012a |
12 | 238a2882 |
13 | 1420ba73 |
14 | adddaca |
15 | 74107e5 |
hex | 4efcc62 |
82824290 has 32 divisors (see below), whose sum is σ = 156006000. Its totient is φ = 31618048.
The previous prime is 82824283. The next prime is 82824299. The reversal of 82824290 is 9242828.
It can be written as a sum of positive squares in 8 ways, for example, as 25836889 + 56987401 = 5083^2 + 7549^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 82824290.
It is not an unprimeable number, because it can be changed into a prime (82824299) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24206 + ... + 27414.
Almost surely, 282824290 is an apocalyptic number.
82824290 is a deficient number, since it is larger than the sum of its proper divisors (73181710).
82824290 is a wasteful number, since it uses less digits than its factorization.
82824290 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3334.
The product of its (nonzero) digits is 18432, while the sum is 35.
The square root of 82824290 is about 9100.7851309653. The cubic root of 82824290 is about 435.8990346409.
The spelling of 82824290 in words is "eighty-two million, eight hundred twenty-four thousand, two hundred ninety".
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