Base | Representation |
---|---|
bin | 11110110111110… |
… | …11000100001011 |
3 | 200001022110002222 |
4 | 33123323010023 |
5 | 1012244244214 |
6 | 41410444255 |
7 | 6263164034 |
oct | 1733730413 |
9 | 601273088 |
10 | 258978059 |
11 | 12320605a |
12 | 7289368b |
13 | 41867072 |
14 | 26575a8b |
15 | 17b0938e |
hex | f6fb10b |
258978059 has 8 divisors (see below), whose sum is σ = 267521520. Its totient is φ = 250515936.
The previous prime is 258978053. The next prime is 258978067. The reversal of 258978059 is 950879852.
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 258978059 - 24 = 258978043 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 258978059.
It is not an unprimeable number, because it can be changed into a prime (258978053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13829 + ... + 26630.
It is an arithmetic number, because the mean of its divisors is an integer number (33440190).
Almost surely, 2258978059 is an apocalyptic number.
258978059 is a deficient number, since it is larger than the sum of its proper divisors (8543461).
258978059 is a wasteful number, since it uses less digits than its factorization.
258978059 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40669.
The product of its (nonzero) digits is 1814400, while the sum is 53.
The square root of 258978059 is about 16092.7952512918. The cubic root of 258978059 is about 637.4131084442.
The spelling of 258978059 in words is "two hundred fifty-eight million, nine hundred seventy-eight thousand, fifty-nine".
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