Base | Representation |
---|---|
bin | 1010100010010010… |
… | …0101001100001110 |
3 | 21022002200111122120 |
4 | 2220210211030032 |
5 | 21243002134211 |
6 | 1144345153410 |
7 | 130040656461 |
oct | 25044451416 |
9 | 7262614576 |
10 | 2828161806 |
11 | 1221472908 |
12 | 66b18b866 |
13 | 360c0a632 |
14 | 1cb8752d8 |
15 | 11844dd06 |
hex | a892530e |
2828161806 has 32 divisors (see below), whose sum is σ = 5842461696. Its totient is φ = 911736000.
The previous prime is 2828161793. The next prime is 2828161907. The reversal of 2828161806 is 6081618282.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 370266 + ... + 377826.
It is an arithmetic number, because the mean of its divisors is an integer number (182576928).
Almost surely, 22828161806 is an apocalyptic number.
2828161806 is an abundant number, since it is smaller than the sum of its proper divisors (3014299890).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2828161806 is a wasteful number, since it uses less digits than its factorization.
2828161806 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9608.
The product of its (nonzero) digits is 73728, while the sum is 42.
The square root of 2828161806 is about 53180.4645147069. The cubic root of 2828161806 is about 1414.1693411993.
The spelling of 2828161806 in words is "two billion, eight hundred twenty-eight million, one hundred sixty-one thousand, eight hundred six".
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