Base | Representation |
---|---|
bin | 11010111000001101… |
… | …001000010110101000 |
3 | 2202111022122210020210 |
4 | 122320031020112220 |
5 | 433101211103413 |
6 | 21131435221120 |
7 | 2041120052034 |
oct | 327015102650 |
9 | 82438583223 |
10 | 28860253608 |
11 | 1126a95176a |
12 | 57152a77a0 |
13 | 294c209154 |
14 | 157ad211c4 |
15 | b3da413c3 |
hex | 6b83485a8 |
28860253608 has 16 divisors (see below), whose sum is σ = 72150634080. Its totient is φ = 9620084528.
The previous prime is 28860253601. The next prime is 28860253633. The reversal of 28860253608 is 80635206882.
It is not an unprimeable number, because it can be changed into a prime (28860253601) 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, 601255260 + ... + 601255307.
It is an arithmetic number, because the mean of its divisors is an integer number (4509414630).
Almost surely, 228860253608 is an apocalyptic number.
It is an amenable number.
28860253608 is an abundant number, since it is smaller than the sum of its proper divisors (43290380472).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
28860253608 is a wasteful number, since it uses less digits than its factorization.
28860253608 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1202510576 (or 1202510572 counting only the distinct ones).
The product of its (nonzero) digits is 1105920, while the sum is 48.
The spelling of 28860253608 in words is "twenty-eight billion, eight hundred sixty million, two hundred fifty-three thousand, six hundred eight".
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