Base | Representation |
---|---|
bin | 11110110100011… |
… | …01101100011100 |
3 | 200000110200121000 |
4 | 33122031230130 |
5 | 1012140430301 |
6 | 41353110300 |
7 | 6256320000 |
oct | 1732155434 |
9 | 600420530 |
10 | 258530076 |
11 | 122a2a522 |
12 | 726b8390 |
13 | 4173b19c |
14 | 2649a700 |
15 | 17a6b786 |
hex | f68db1c |
258530076 has 120 divisors (see below), whose sum is σ = 782711440. Its totient is φ = 73791648.
The previous prime is 258530059. The next prime is 258530081. The reversal of 258530076 is 670035852.
258530076 is a `hidden beast` number, since 2 + 58 + 530 + 0 + 76 = 666.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 258530076.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 258810 + ... + 259806.
Almost surely, 2258530076 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 258530076, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391355720).
258530076 is an abundant number, since it is smaller than the sum of its proper divisors (524181364).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258530076 is an equidigital number, since it uses as much as digits as its factorization.
258530076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1038 (or 1009 counting only the distinct ones).
The product of its (nonzero) digits is 50400, while the sum is 36.
The square root of 258530076 is about 16078.8704827174. The cubic root of 258530076 is about 637.0453616612.
The spelling of 258530076 in words is "two hundred fifty-eight million, five hundred thirty thousand, seventy-six".
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