Base | Representation |
---|---|
bin | 1001111000101… |
… | …10101000110100 |
3 | 12210001021212221 |
4 | 10330112220310 |
5 | 132212231403 |
6 | 12121252124 |
7 | 2024616043 |
oct | 474265064 |
9 | 183037787 |
10 | 82930228 |
11 | 428a2787 |
12 | 23934044 |
13 | 14248054 |
14 | b02a55a |
15 | 7431dbd |
hex | 4f16a34 |
82930228 has 12 divisors (see below), whose sum is σ = 145434240. Its totient is φ = 41377592.
The previous prime is 82930219. The next prime is 82930229. The reversal of 82930228 is 82203928.
It is a happy number.
It is a super-2 number, since 2×829302282 = 13754845432263968, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 82930193 and 82930202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (82930229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19726 + ... + 23557.
It is an arithmetic number, because the mean of its divisors is an integer number (12119520).
Almost surely, 282930228 is an apocalyptic number.
It is an amenable number.
82930228 is a deficient number, since it is larger than the sum of its proper divisors (62504012).
82930228 is a wasteful number, since it uses less digits than its factorization.
82930228 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43766 (or 43764 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 34.
The square root of 82930228 is about 9106.6035380926. The cubic root of 82930228 is about 436.0848038056.
The spelling of 82930228 in words is "eighty-two million, nine hundred thirty thousand, two hundred twenty-eight".
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