Base | Representation |
---|---|
bin | 11011011110001… |
… | …11001100000111 |
3 | 121001122021111012 |
4 | 31233013030013 |
5 | 432444012043 |
6 | 34511232435 |
7 | 5465553422 |
oct | 1557071407 |
9 | 531567435 |
10 | 230454023 |
11 | 1090a3578 |
12 | 6521871b |
13 | 3898ab37 |
14 | 2286c9b9 |
15 | 15372a18 |
hex | dbc7307 |
230454023 has 8 divisors (see below), whose sum is σ = 246427920. Its totient is φ = 214748800.
The previous prime is 230454011. The next prime is 230454041. The reversal of 230454023 is 320454032.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 230454023 - 26 = 230453959 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 230454023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230454923) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65393 + ... + 68826.
It is an arithmetic number, because the mean of its divisors is an integer number (30803490).
Almost surely, 2230454023 is an apocalyptic number.
230454023 is a deficient number, since it is larger than the sum of its proper divisors (15973897).
230454023 is a wasteful number, since it uses less digits than its factorization.
230454023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 134337.
The product of its (nonzero) digits is 2880, while the sum is 23.
The square root of 230454023 is about 15180.7122033191. The cubic root of 230454023 is about 613.0954569094.
Subtracting 230454023 from its reverse (320454032), we obtain a palindrome (90000009).
The spelling of 230454023 in words is "two hundred thirty million, four hundred fifty-four thousand, twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •