Base | Representation |
---|---|
bin | 11010100100001101… |
… | …000011010000010100 |
3 | 2201121221020022022220 |
4 | 122210031003100110 |
5 | 431404310012104 |
6 | 21034251022340 |
7 | 2026603564602 |
oct | 324415032024 |
9 | 81557208286 |
10 | 28524688404 |
11 | 11108496653 |
12 | 5640a3a9b0 |
13 | 28c7838264 |
14 | 1548530872 |
15 | b1e3597d9 |
hex | 6a4343414 |
28524688404 has 24 divisors (see below), whose sum is σ = 67813411680. Its totient is φ = 9328828704.
The previous prime is 28524688373. The next prime is 28524688453. The reversal of 28524688404 is 40488642582.
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 7 ways as a sum of consecutive naturals, for example, 22424434 + ... + 22425705.
It is an arithmetic number, because the mean of its divisors is an integer number (2825558820).
Almost surely, 228524688404 is an apocalyptic number.
It is an amenable number.
28524688404 is an abundant number, since it is smaller than the sum of its proper divisors (39288723276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28524688404 is a wasteful number, since it uses less digits than its factorization.
28524688404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44850199 (or 44850197 counting only the distinct ones).
The product of its (nonzero) digits is 3932160, while the sum is 51.
The spelling of 28524688404 in words is "twenty-eight billion, five hundred twenty-four million, six hundred eighty-eight thousand, four hundred four".
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