Base | Representation |
---|---|
bin | 11110110111111… |
… | …11000001101101 |
3 | 200001100021100221 |
4 | 33123333001231 |
5 | 1012300304120 |
6 | 41411051341 |
7 | 6263262244 |
oct | 1733770155 |
9 | 601307327 |
10 | 258994285 |
11 | 123217270 |
12 | 728a0b51 |
13 | 41871574 |
14 | 2657b95b |
15 | 17b0e0aa |
hex | f6ff06d |
258994285 has 16 divisors (see below), whose sum is σ = 339422400. Its totient is φ = 188151040.
The previous prime is 258994277. The next prime is 258994313. The reversal of 258994285 is 582499852.
It is not a de Polignac number, because 258994285 - 23 = 258994277 is a prime.
It is a super-2 number, since 2×2589942852 = 134156079325322450, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 61941 + ... + 65989.
It is an arithmetic number, because the mean of its divisors is an integer number (21213900).
Almost surely, 2258994285 is an apocalyptic number.
It is an amenable number.
258994285 is a deficient number, since it is larger than the sum of its proper divisors (80428115).
258994285 is a wasteful number, since it uses less digits than its factorization.
258994285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5228.
The product of its digits is 2073600, while the sum is 52.
The square root of 258994285 is about 16093.2993820410. The cubic root of 258994285 is about 637.4264203173.
The spelling of 258994285 in words is "two hundred fifty-eight million, nine hundred ninety-four thousand, two hundred eighty-five".
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