Base | Representation |
---|---|
bin | 11011011110100… |
… | …01110100100000 |
3 | 121001201111012222 |
4 | 31233101310200 |
5 | 433001410233 |
6 | 34512210212 |
7 | 5466124400 |
oct | 1557216440 |
9 | 531644188 |
10 | 230497568 |
11 | 109123264 |
12 | 65239968 |
13 | 389a48c2 |
14 | 22880800 |
15 | 15380898 |
hex | dbd1d20 |
230497568 has 144 divisors (see below), whose sum is σ = 564936120. Its totient is φ = 92123136.
The previous prime is 230497549. The next prime is 230497609. The reversal of 230497568 is 865794032.
230497568 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 4 ways, for example, as 227768464 + 2729104 = 15092^2 + 1652^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1682396 + ... + 1682532.
Almost surely, 2230497568 is an apocalyptic number.
230497568 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 230497568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (282468060).
230497568 is an abundant number, since it is smaller than the sum of its proper divisors (334438552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
230497568 is a wasteful number, since it uses less digits than its factorization.
230497568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 227 (or 212 counting only the distinct ones).
The product of its (nonzero) digits is 362880, while the sum is 44.
The square root of 230497568 is about 15182.1463568232. The cubic root of 230497568 is about 613.1340699047.
The spelling of 230497568 in words is "two hundred thirty million, four hundred ninety-seven thousand, five hundred sixty-eight".
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