Base | Representation |
---|---|
bin | 11010110001000110… |
… | …010011111011010100 |
3 | 2202012000022101000122 |
4 | 122301012103323110 |
5 | 432330200303432 |
6 | 21111535531112 |
7 | 2035141454144 |
oct | 326106237324 |
9 | 82160271018 |
10 | 28741025492 |
11 | 11209617933 |
12 | 56a1389a98 |
13 | 29305c267a |
14 | 1569166924 |
15 | b3333e612 |
hex | 6b1193ed4 |
28741025492 has 12 divisors (see below), whose sum is σ = 52483611936. Its totient is φ = 13745707800.
The previous prime is 28741025491. The next prime is 28741025569. The reversal of 28741025492 is 29452014782.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28741025491) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156201134 + ... + 156201317.
It is an arithmetic number, because the mean of its divisors is an integer number (4373634328).
Almost surely, 228741025492 is an apocalyptic number.
It is an amenable number.
28741025492 is a deficient number, since it is larger than the sum of its proper divisors (23742586444).
28741025492 is a wasteful number, since it uses less digits than its factorization.
28741025492 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312402478 (or 312402476 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 44.
The spelling of 28741025492 in words is "twenty-eight billion, seven hundred forty-one million, twenty-five thousand, four hundred ninety-two".
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