Base | Representation |
---|---|
bin | 11011011111110… |
… | …10010101110111 |
3 | 121002000220220012 |
4 | 31233322111313 |
5 | 433022213133 |
6 | 34515530435 |
7 | 5500415315 |
oct | 1557722567 |
9 | 532026805 |
10 | 230663543 |
11 | 109226a30 |
12 | 652b9a1b |
13 | 38a32306 |
14 | 228c50b5 |
15 | 153b4b48 |
hex | dbfa577 |
230663543 has 4 divisors (see below), whose sum is σ = 251632968. Its totient is φ = 209694120.
The previous prime is 230663539. The next prime is 230663551. The reversal of 230663543 is 345366032.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 230663543 - 22 = 230663539 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230663533) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10484696 + ... + 10484717.
It is an arithmetic number, because the mean of its divisors is an integer number (62908242).
Almost surely, 2230663543 is an apocalyptic number.
230663543 is a deficient number, since it is larger than the sum of its proper divisors (20969425).
230663543 is a wasteful number, since it uses less digits than its factorization.
230663543 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20969424.
The product of its (nonzero) digits is 38880, while the sum is 32.
The square root of 230663543 is about 15187.6114975331. The cubic root of 230663543 is about 613.2812016248.
The spelling of 230663543 in words is "two hundred thirty million, six hundred sixty-three thousand, five hundred forty-three".
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