Base | Representation |
---|---|
bin | 10101100100101111… |
… | …100101001110000000 |
3 | 2012210102002111222002 |
4 | 111210233211032000 |
5 | 334420222000141 |
6 | 14350351003132 |
7 | 1450023342251 |
oct | 254457451600 |
9 | 65712074862 |
10 | 23165031296 |
11 | 9908068970 |
12 | 45a5b094a8 |
13 | 2252321a14 |
14 | 119a7aab28 |
15 | 908a5ce9b |
hex | 564be5380 |
23165031296 has 64 divisors (see below), whose sum is σ = 50509388160. Its totient is φ = 10495065600.
The previous prime is 23165031289. The next prime is 23165031311. The reversal of 23165031296 is 69213056132.
It is a tau number, because it is divible by the number of its divisors (64).
It is a super-3 number, since 3×231650312963 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 405461 + ... + 459051.
It is an arithmetic number, because the mean of its divisors is an integer number (789209190).
Almost surely, 223165031296 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23165031296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25254694080).
23165031296 is an abundant number, since it is smaller than the sum of its proper divisors (27344356864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23165031296 is a wasteful number, since it uses less digits than its factorization.
23165031296 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53923 (or 53911 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 38.
The spelling of 23165031296 in words is "twenty-three billion, one hundred sixty-five million, thirty-one thousand, two hundred ninety-six".
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