Base | Representation |
---|---|
bin | 11010101010110110… |
… | …001010110011011100 |
3 | 2201220200221011011211 |
4 | 122222312022303130 |
5 | 432121322134044 |
6 | 21053311354204 |
7 | 2032426044001 |
oct | 325266126334 |
9 | 81820834154 |
10 | 28636130524 |
11 | 11165392781 |
12 | 5672222964 |
13 | 2914956b41 |
14 | 155925d8a8 |
15 | b2901e634 |
hex | 6aad8acdc |
28636130524 has 12 divisors (see below), whose sum is σ = 50125719448. Its totient is φ = 14314496400.
The previous prime is 28636130513. The next prime is 28636130563. The reversal of 28636130524 is 42503163682.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 874122 + ... + 906289.
Almost surely, 228636130524 is an apocalyptic number.
It is an amenable number.
28636130524 is a deficient number, since it is larger than the sum of its proper divisors (21489588924).
28636130524 is a wasteful number, since it uses less digits than its factorization.
28636130524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1784436 (or 1784434 counting only the distinct ones).
The product of its (nonzero) digits is 207360, while the sum is 40.
The spelling of 28636130524 in words is "twenty-eight billion, six hundred thirty-six million, one hundred thirty thousand, five hundred twenty-four".
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