Base | Representation |
---|---|
bin | 11010101010001001… |
… | …001111011001100110 |
3 | 2201212212202210021102 |
4 | 122222021033121212 |
5 | 432110313242440 |
6 | 21052211120102 |
7 | 2032223661551 |
oct | 325211173146 |
9 | 81785683242 |
10 | 28624352870 |
11 | 11159778a83 |
12 | 566a2a3032 |
13 | 2912392109 |
14 | 1557875698 |
15 | b27e94b15 |
hex | 6aa24f666 |
28624352870 has 16 divisors (see below), whose sum is σ = 51567045120. Its totient is φ = 11440138944.
The previous prime is 28624352833. The next prime is 28624352873. The reversal of 28624352870 is 7825342682.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28624352873) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1187750 + ... + 1211609.
It is an arithmetic number, because the mean of its divisors is an integer number (3222940320).
Almost surely, 228624352870 is an apocalyptic number.
28624352870 is a deficient number, since it is larger than the sum of its proper divisors (22942692250).
28624352870 is a wasteful number, since it uses less digits than its factorization.
28624352870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2400559.
The product of its (nonzero) digits is 1290240, while the sum is 47.
The spelling of 28624352870 in words is "twenty-eight billion, six hundred twenty-four million, three hundred fifty-two thousand, eight hundred seventy".
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