Base | Representation |
---|---|
bin | 101100101001… |
… | …1011000101101 |
3 | 1122001100210020 |
4 | 1121103120231 |
5 | 21443111341 |
6 | 2153432353 |
7 | 402661242 |
oct | 131233055 |
9 | 48040706 |
10 | 23410221 |
11 | 1223a49a |
12 | 7a0b6b9 |
13 | 4b08703 |
14 | 31755c9 |
15 | 20c6566 |
hex | 165362d |
23410221 has 16 divisors (see below), whose sum is σ = 33082560. Its totient is φ = 14698880.
The previous prime is 23410217. The next prime is 23410237. The reversal of 23410221 is 12201432.
It is a cyclic number.
It is not a de Polignac number, because 23410221 - 22 = 23410217 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 23410221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23410201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286 + ... + 6848.
It is an arithmetic number, because the mean of its divisors is an integer number (2067660).
Almost surely, 223410221 is an apocalyptic number.
It is an amenable number.
23410221 is a deficient number, since it is larger than the sum of its proper divisors (9672339).
23410221 is a wasteful number, since it uses less digits than its factorization.
23410221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6636.
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 23410221 is about 4838.4109994915. The cubic root of 23410221 is about 286.0674894113.
Adding to 23410221 its reverse (12201432), we get a palindrome (35611653).
The spelling of 23410221 in words is "twenty-three million, four hundred ten thousand, two hundred twenty-one".
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