Base | Representation |
---|---|
bin | 11110110011111… |
… | …10010110101011 |
3 | 200000100111101212 |
4 | 33121332112223 |
5 | 1012131422433 |
6 | 41351503335 |
7 | 6255635546 |
oct | 1731762653 |
9 | 600314355 |
10 | 258467243 |
11 | 1229972a1 |
12 | 72687b4b |
13 | 417186c8 |
14 | 2648185d |
15 | 17a57d48 |
hex | f67e5ab |
258467243 has 4 divisors (see below), whose sum is σ = 266804928. Its totient is φ = 250129560.
The previous prime is 258467233. The next prime is 258467249. The reversal of 258467243 is 342764852.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 258467243 - 26 = 258467179 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 258467243.
It is not an unprimeable number, because it can be changed into a prime (258467249) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4168796 + ... + 4168857.
It is an arithmetic number, because the mean of its divisors is an integer number (66701232).
Almost surely, 2258467243 is an apocalyptic number.
258467243 is a deficient number, since it is larger than the sum of its proper divisors (8337685).
258467243 is an equidigital number, since it uses as much as digits as its factorization.
258467243 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8337684.
The product of its digits is 322560, while the sum is 41.
The square root of 258467243 is about 16076.9164642975. The cubic root of 258467243 is about 636.9937484343.
The spelling of 258467243 in words is "two hundred fifty-eight million, four hundred sixty-seven thousand, two hundred forty-three".
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