Base | Representation |
---|---|
bin | 11010010001101100… |
… | …100001000010010010 |
3 | 2200211021221022210212 |
4 | 122101230201002102 |
5 | 430240311412441 |
6 | 20543355324122 |
7 | 2016113325440 |
oct | 322154410222 |
9 | 80737838725 |
10 | 28214169746 |
11 | 10a69188364 |
12 | 5574a50642 |
13 | 28783c67c9 |
14 | 15191bdb90 |
15 | b01e6deeb |
hex | 691b21092 |
28214169746 has 16 divisors (see below), whose sum is σ = 48810886080. Its totient is φ = 11980852560.
The previous prime is 28214169743. The next prime is 28214169751. The reversal of 28214169746 is 64796141282.
It is a super-2 number, since 2×282141697462 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 28214169694 and 28214169703.
It is not an unprimeable number, because it can be changed into a prime (28214169743) 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 7 ways as a sum of consecutive naturals, for example, 9242960 + ... + 9246011.
It is an arithmetic number, because the mean of its divisors is an integer number (3050680380).
Almost surely, 228214169746 is an apocalyptic number.
28214169746 is a deficient number, since it is larger than the sum of its proper divisors (20596716334).
28214169746 is a wasteful number, since it uses less digits than its factorization.
28214169746 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18489089.
The product of its digits is 1161216, while the sum is 50.
The spelling of 28214169746 in words is "twenty-eight billion, two hundred fourteen million, one hundred sixty-nine thousand, seven hundred forty-six".
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