Base | Representation |
---|---|
bin | 11110110011101… |
… | …00000110001010 |
3 | 200000021100202200 |
4 | 33121310012022 |
5 | 1012124101401 |
6 | 41350541030 |
7 | 6255402213 |
oct | 1731640612 |
9 | 600240680 |
10 | 258425226 |
11 | 122968774 |
12 | 72667776 |
13 | 41702547 |
14 | 2647040a |
15 | 17a4a686 |
hex | f67418a |
258425226 has 12 divisors (see below), whose sum is σ = 559921362. Its totient is φ = 86141736.
The previous prime is 258425201. The next prime is 258425261. The reversal of 258425226 is 622524852.
258425226 is a `hidden beast` number, since 2 + 5 + 8 + 425 + 226 = 666.
258425226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 181845225 + 76580001 = 13485^2 + 8751^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7178461 + ... + 7178496.
Almost surely, 2258425226 is an apocalyptic number.
258425226 is an abundant number, since it is smaller than the sum of its proper divisors (301496136).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258425226 is a wasteful number, since it uses less digits than its factorization.
258425226 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14356965 (or 14356962 counting only the distinct ones).
The product of its digits is 76800, while the sum is 36.
The square root of 258425226 is about 16075.6096618449. The cubic root of 258425226 is about 636.9592295317.
The spelling of 258425226 in words is "two hundred fifty-eight million, four hundred twenty-five thousand, two hundred twenty-six".
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