Base | Representation |
---|---|
bin | 11110110001001… |
… | …11010001000000 |
3 | 122222200101002012 |
4 | 33120213101000 |
5 | 1012034014103 |
6 | 41340112052 |
7 | 6252621554 |
oct | 1730472100 |
9 | 588611065 |
10 | 258110528 |
11 | 122773295 |
12 | 72535628 |
13 | 41622230 |
14 | 263cb864 |
15 | 179d72d8 |
hex | f627440 |
258110528 has 28 divisors (see below), whose sum is σ = 551588940. Its totient is φ = 119127552.
The previous prime is 258110519. The next prime is 258110537. The reversal of 258110528 is 825011852.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (258110519) and next prime (258110537).
It can be written as a sum of positive squares in 2 ways, for example, as 14500864 + 243609664 = 3808^2 + 15608^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a junction number, because it is equal to n+sod(n) for n = 258110494 and 258110503.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154283 + ... + 155946.
It is an arithmetic number, because the mean of its divisors is an integer number (19699605).
Almost surely, 2258110528 is an apocalyptic number.
It is an amenable number.
258110528 is an abundant number, since it is smaller than the sum of its proper divisors (293478412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258110528 is a wasteful number, since it uses less digits than its factorization.
258110528 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 310254 (or 310244 counting only the distinct ones).
The product of its (nonzero) digits is 6400, while the sum is 32.
The square root of 258110528 is about 16065.8186221555. The cubic root of 258110528 is about 636.7005715827.
Adding to 258110528 its sum of digits (32), we get a triangular number (258110560 = T22720).
The spelling of 258110528 in words is "two hundred fifty-eight million, one hundred ten thousand, five hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •