Base | Representation |
---|---|
bin | 10101110010110000… |
… | …010100010010101100 |
3 | 2020101210102111122110 |
4 | 111302300110102230 |
5 | 340410411331012 |
6 | 14425545244020 |
7 | 1455606416565 |
oct | 256260242254 |
9 | 66353374573 |
10 | 23400105132 |
11 | 9a18827368 |
12 | 4650793610 |
13 | 228bc39571 |
14 | 11bdabd16c |
15 | 91e4e473c |
hex | 572c144ac |
23400105132 has 24 divisors (see below), whose sum is σ = 54874624000. Its totient is φ = 7760838096.
The previous prime is 23400105077. The next prime is 23400105137. The reversal of 23400105132 is 23150100432.
It is a junction number, because it is equal to n+sod(n) for n = 23400105099 and 23400105108.
It is not an unprimeable number, because it can be changed into a prime (23400105137) 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, 4897132 + ... + 4901907.
Almost surely, 223400105132 is an apocalyptic number.
It is an amenable number.
23400105132 is an abundant number, since it is smaller than the sum of its proper divisors (31474518868).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23400105132 is a wasteful number, since it uses less digits than its factorization.
23400105132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9799245 (or 9799243 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 21.
Adding to 23400105132 its reverse (23150100432), we get a palindrome (46550205564).
The spelling of 23400105132 in words is "twenty-three billion, four hundred million, one hundred five thousand, one hundred thirty-two".
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