Base | Representation |
---|---|
bin | 10001000000111010… |
… | …000011010110100000 |
3 | 1202011012000200012120 |
4 | 101000322003112200 |
5 | 244403310012323 |
6 | 12220444224240 |
7 | 1214501325246 |
oct | 210072032640 |
9 | 52135020176 |
10 | 18268829088 |
11 | 7825306764 |
12 | 365a23b080 |
13 | 1951b36453 |
14 | c54408796 |
15 | 71dcab5e3 |
hex | 440e835a0 |
18268829088 has 24 divisors (see below), whose sum is σ = 47955676608. Its totient is φ = 6089609664.
The previous prime is 18268829083. The next prime is 18268829093. The reversal of 18268829088 is 88092886281.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (18268829083) and next prime (18268829093).
It is a tau number, because it is divible by the number of its divisors (24).
It is not an unprimeable number, because it can be changed into a prime (18268829083) 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, 95150056 + ... + 95150247.
It is an arithmetic number, because the mean of its divisors is an integer number (1998153192).
Almost surely, 218268829088 is an apocalyptic number.
It is an amenable number.
18268829088 is an abundant number, since it is smaller than the sum of its proper divisors (29686847520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18268829088 is a wasteful number, since it uses less digits than its factorization.
18268829088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190300316 (or 190300308 counting only the distinct ones).
The product of its (nonzero) digits is 7077888, while the sum is 60.
The spelling of 18268829088 in words is "eighteen billion, two hundred sixty-eight million, eight hundred twenty-nine thousand, eighty-eight".
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