Base | Representation |
---|---|
bin | 1100100000111… |
… | …0111111111001 |
3 | 10122202210001201 |
4 | 3020032333321 |
5 | 101414141413 |
6 | 5113014201 |
7 | 1205105515 |
oct | 310167771 |
9 | 118683051 |
10 | 52490233 |
11 | 276a1764 |
12 | 156b4361 |
13 | ab4aa13 |
14 | 6d85145 |
15 | 491c9dd |
hex | 320eff9 |
52490233 has 2 divisors, whose sum is σ = 52490234. Its totient is φ = 52490232.
The previous prime is 52490231. The next prime is 52490323. The reversal of 52490233 is 33209425.
Together with next prime (52490323) it forms an Ormiston pair, because they use the same digits, order apart.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 31449664 + 21040569 = 5608^2 + 4587^2 .
It is a cyclic number.
It is not a de Polignac number, because 52490233 - 21 = 52490231 is a prime.
Together with 52490231, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (52490231) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26245116 + 26245117.
It is an arithmetic number, because the mean of its divisors is an integer number (26245117).
Almost surely, 252490233 is an apocalyptic number.
It is an amenable number.
52490233 is a deficient number, since it is larger than the sum of its proper divisors (1).
52490233 is an equidigital number, since it uses as much as digits as its factorization.
52490233 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 6480, while the sum is 28.
The square root of 52490233 is about 7245.0143547132. The cubic root of 52490233 is about 374.4203976616.
Adding to 52490233 its reverse (33209425), we get a palindrome (85699658).
The spelling of 52490233 in words is "fifty-two million, four hundred ninety thousand, two hundred thirty-three".
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