Base | Representation |
---|---|
bin | 101100000100… |
… | …0111001101100 |
3 | 1121110212021122 |
4 | 1120020321230 |
5 | 21403331012 |
6 | 2143120112 |
7 | 400250621 |
oct | 130107154 |
9 | 47425248 |
10 | 23105132 |
11 | 12051256 |
12 | 78a3038 |
13 | 4a2c89b |
14 | 30d6348 |
15 | 2065e72 |
hex | 1608e6c |
23105132 has 12 divisors (see below), whose sum is σ = 40706400. Its totient is φ = 11474736.
The previous prime is 23105119. The next prime is 23105161. The reversal of 23105132 is 23150132.
It is a self number, because there is not a number n which added to its sum of digits gives 23105132.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18788 + ... + 19979.
It is an arithmetic number, because the mean of its divisors is an integer number (3392200).
Almost surely, 223105132 is an apocalyptic number.
It is an amenable number.
23105132 is a deficient number, since it is larger than the sum of its proper divisors (17601268).
23105132 is a wasteful number, since it uses less digits than its factorization.
23105132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38920 (or 38918 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 23105132 is about 4806.7797952475. The cubic root of 23105132 is about 284.8193458590.
Adding to 23105132 its reverse (23150132), we get a palindrome (46255264).
The spelling of 23105132 in words is "twenty-three million, one hundred five thousand, one hundred thirty-two".
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