Base | Representation |
---|---|
bin | 11011011110010… |
… | …11010100000000 |
3 | 121001200010122201 |
4 | 31233023110000 |
5 | 433000032122 |
6 | 34511442544 |
7 | 5465653600 |
oct | 1557132400 |
9 | 531603581 |
10 | 230470912 |
11 | 109105231 |
12 | 65226454 |
13 | 38995729 |
14 | 22874c00 |
15 | 15377a27 |
hex | dbcb500 |
230470912 has 108 divisors (see below), whose sum is σ = 563898720. Its totient is φ = 93477888.
The previous prime is 230470901. The next prime is 230470937. The reversal of 230470912 is 219074032.
It is a super-2 number, since 2×2304709122 = 106233682556223488, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 237853 + ... + 238819.
Almost surely, 2230470912 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 230470912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (281949360).
230470912 is an abundant number, since it is smaller than the sum of its proper divisors (333427808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230470912 is an equidigital number, since it uses as much as digits as its factorization.
230470912 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1016 (or 995 counting only the distinct ones).
The product of its (nonzero) digits is 3024, while the sum is 28.
The square root of 230470912 is about 15181.2684582020. The cubic root of 230470912 is about 613.1104336006.
The spelling of 230470912 in words is "two hundred thirty million, four hundred seventy thousand, nine hundred twelve".
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