Base | Representation |
---|---|
bin | 11110110010001… |
… | …01101010100011 |
3 | 122222220200212212 |
4 | 33121011222203 |
5 | 1012102010133 |
6 | 41342512335 |
7 | 6253650563 |
oct | 1731055243 |
9 | 588820785 |
10 | 258235043 |
11 | 1228488a0 |
12 | 725956ab |
13 | 41666b01 |
14 | 26420da3 |
15 | 17a0e148 |
hex | f645aa3 |
258235043 has 4 divisors (see below), whose sum is σ = 281710968. Its totient is φ = 234759120.
The previous prime is 258235037. The next prime is 258235057. The reversal of 258235043 is 340532852.
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 258235043 - 26 = 258234979 is a prime.
It is not an unprimeable number, because it can be changed into a prime (258235063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11737946 + ... + 11737967.
It is an arithmetic number, because the mean of its divisors is an integer number (70427742).
Almost surely, 2258235043 is an apocalyptic number.
258235043 is a deficient number, since it is larger than the sum of its proper divisors (23475925).
258235043 is a wasteful number, since it uses less digits than its factorization.
258235043 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23475924.
The product of its (nonzero) digits is 28800, while the sum is 32.
The square root of 258235043 is about 16069.6933075899. The cubic root of 258235043 is about 636.8029386157.
Adding to 258235043 its reverse (340532852), we get a palindrome (598767895).
The spelling of 258235043 in words is "two hundred fifty-eight million, two hundred thirty-five thousand, forty-three".
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