Base | Representation |
---|---|
bin | 11010010110100110… |
… | …111111001101111110 |
3 | 2201001001001112220022 |
4 | 122112212333031332 |
5 | 430422412402330 |
6 | 20555502252142 |
7 | 2021134121210 |
oct | 322646771576 |
9 | 81031045808 |
10 | 28296606590 |
11 | 1100077338a |
12 | 5598587052 |
13 | 288c4cb0c5 |
14 | 152611c5b0 |
15 | b09304ae5 |
hex | 6969bf37e |
28296606590 has 32 divisors (see below), whose sum is σ = 61634291904. Its totient is φ = 9131005440.
The previous prime is 28296606563. The next prime is 28296606629. The reversal of 28296606590 is 9560669282.
It is a happy number.
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 (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11888141 + ... + 11890520.
It is an arithmetic number, because the mean of its divisors is an integer number (1926071622).
Almost surely, 228296606590 is an apocalyptic number.
28296606590 is an abundant number, since it is smaller than the sum of its proper divisors (33337685314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28296606590 is a wasteful number, since it uses less digits than its factorization.
28296606590 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23778692.
The product of its (nonzero) digits is 2799360, while the sum is 53.
The spelling of 28296606590 in words is "twenty-eight billion, two hundred ninety-six million, six hundred six thousand, five hundred ninety".
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