Base | Representation |
---|---|
bin | 101100000110… |
… | …1110101010011 |
3 | 1121111212222202 |
4 | 1120031311103 |
5 | 21410002311 |
6 | 2143353415 |
7 | 400363535 |
oct | 130156523 |
9 | 47455882 |
10 | 23125331 |
11 | 12065449 |
12 | 78b286b |
13 | 4a38b38 |
14 | 30dd855 |
15 | 206be3b |
hex | 160dd53 |
23125331 has 8 divisors (see below), whose sum is σ = 23783760. Its totient is φ = 22475232.
The previous prime is 23125313. The next prime is 23125343. The reversal of 23125331 is 13352132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 23125331 - 218 = 22863187 is a prime.
It is a super-2 number, since 2×231253312 = 1069561867719122, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (23125301) 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 7 ways as a sum of consecutive naturals, for example, 3776 + ... + 7778.
It is an arithmetic number, because the mean of its divisors is an integer number (2972970).
Almost surely, 223125331 is an apocalyptic number.
23125331 is a deficient number, since it is larger than the sum of its proper divisors (658429).
23125331 is a wasteful number, since it uses less digits than its factorization.
23125331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4165.
The product of its digits is 540, while the sum is 20.
The square root of 23125331 is about 4808.8804310359. The cubic root of 23125331 is about 284.9023200700.
Adding to 23125331 its reverse (13352132), we get a palindrome (36477463).
The spelling of 23125331 in words is "twenty-three million, one hundred twenty-five thousand, three hundred thirty-one".
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