Base | Representation |
---|---|
bin | 11110110010110… |
… | …10100111111100 |
3 | 200000002001122110 |
4 | 33121122213330 |
5 | 1012112232032 |
6 | 41344414020 |
7 | 6254456064 |
oct | 1731324774 |
9 | 600061573 |
10 | 258320892 |
11 | 1228a7345 |
12 | 72617310 |
13 | 41696bcb |
14 | 264443a4 |
15 | 17a297cc |
hex | f65a9fc |
258320892 has 48 divisors (see below), whose sum is σ = 626296832. Its totient is φ = 82779840.
The previous prime is 258320891. The next prime is 258320929. The reversal of 258320892 is 298023852.
It is a self number, because there is not a number n which added to its sum of digits gives 258320892.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (258320891) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56193 + ... + 60615.
Almost surely, 2258320892 is an apocalyptic number.
It is an amenable number.
258320892 is an abundant number, since it is smaller than the sum of its proper divisors (367975940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258320892 is a wasteful number, since it uses less digits than its factorization.
258320892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4618 (or 4616 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 39.
The square root of 258320892 is about 16072.3642318111. The cubic root of 258320892 is about 636.8734981569.
The spelling of 258320892 in words is "two hundred fifty-eight million, three hundred twenty thousand, eight hundred ninety-two".
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