Base | Representation |
---|---|
bin | 101100000010… |
… | …1001101101100 |
3 | 1121110002120020 |
4 | 1120011031230 |
5 | 21402340103 |
6 | 2142522140 |
7 | 400155603 |
oct | 130051554 |
9 | 47402506 |
10 | 23090028 |
11 | 12040975 |
12 | 7896350 |
13 | 4a25a50 |
14 | 30d0a3a |
15 | 2061753 |
hex | 160536c |
23090028 has 24 divisors (see below), whose sum is σ = 58021488. Its totient is φ = 7104576.
The previous prime is 23090027. The next prime is 23090047. The reversal of 23090028 is 82009032.
It is not an unprimeable number, because it can be changed into a prime (23090021) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 73851 + ... + 74162.
It is an arithmetic number, because the mean of its divisors is an integer number (2417562).
Almost surely, 223090028 is an apocalyptic number.
It is an amenable number.
23090028 is an abundant number, since it is smaller than the sum of its proper divisors (34931460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23090028 is a wasteful number, since it uses less digits than its factorization.
23090028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 148033 (or 148031 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 23090028 is about 4805.2084241997. The cubic root of 23090028 is about 284.7572694750.
The spelling of 23090028 in words is "twenty-three million, ninety thousand, twenty-eight".
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