Base | Representation |
---|---|
bin | 11110110111111… |
… | …10100011000101 |
3 | 200001100011200100 |
4 | 33123332203011 |
5 | 1012300223300 |
6 | 41411034313 |
7 | 6263253444 |
oct | 1733764305 |
9 | 601304610 |
10 | 258992325 |
11 | 123215849 |
12 | 7289b999 |
13 | 418706c7 |
14 | 2657ad5b |
15 | 17b0d700 |
hex | f6fe8c5 |
258992325 has 72 divisors (see below), whose sum is σ = 499075200. Its totient is φ = 127975680.
The previous prime is 258992273. The next prime is 258992329. The reversal of 258992325 is 523299852.
It is not a de Polignac number, because 258992325 - 225 = 225437893 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (258992329) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 200281 + ... + 201569.
It is an arithmetic number, because the mean of its divisors is an integer number (6931600).
Almost surely, 2258992325 is an apocalyptic number.
258992325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
258992325 is a deficient number, since it is larger than the sum of its proper divisors (240082875).
258992325 is a wasteful number, since it uses less digits than its factorization.
258992325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1371 (or 1363 counting only the distinct ones).
The product of its digits is 388800, while the sum is 45.
The square root of 258992325 is about 16093.2384870168. The cubic root of 258992325 is about 637.4248123552.
It can be divided in two parts, 25899 and 2325, that added together give a square (28224 = 1682).
The spelling of 258992325 in words is "two hundred fifty-eight million, nine hundred ninety-two thousand, three hundred twenty-five".
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