Base | Representation |
---|---|
bin | 1001110111110… |
… | …10011110100110 |
3 | 12202211102200000 |
4 | 10323322132212 |
5 | 132200034021 |
6 | 12115002130 |
7 | 2023625550 |
oct | 473723646 |
9 | 182742600 |
10 | 82814886 |
11 | 42824060 |
12 | 23899346 |
13 | 142076bb |
14 | adda4d0 |
15 | 740cb26 |
hex | 4efa7a6 |
82814886 has 96 divisors (see below), whose sum is σ = 232098048. Its totient is φ = 21500640.
The previous prime is 82814869. The next prime is 82814891. The reversal of 82814886 is 68841828.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
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 47 ways as a sum of consecutive naturals, for example, 36316 + ... + 38528.
It is an arithmetic number, because the mean of its divisors is an integer number (2417688).
Almost surely, 282814886 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 82814886, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116049024).
82814886 is an abundant number, since it is smaller than the sum of its proper divisors (149283162).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
82814886 is a wasteful number, since it uses less digits than its factorization.
82814886 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2248 (or 2236 counting only the distinct ones).
The product of its digits is 196608, while the sum is 45.
The square root of 82814886 is about 9100.2684575786. The cubic root of 82814886 is about 435.8825364627.
The spelling of 82814886 in words is "eighty-two million, eight hundred fourteen thousand, eight hundred eighty-six".
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