Base | Representation |
---|---|
bin | 11011011111000… |
… | …10000100011011 |
3 | 121001211212111222 |
4 | 31233202010123 |
5 | 433011022443 |
6 | 34513442255 |
7 | 5466522416 |
oct | 1557420433 |
9 | 531755458 |
10 | 230564123 |
11 | 109169269 |
12 | 6527038b |
13 | 389c8c9a |
14 | 2289ab7d |
15 | 15395468 |
hex | dbe211b |
230564123 has 8 divisors (see below), whose sum is σ = 241390800. Its totient is φ = 219929248.
The previous prime is 230564111. The next prime is 230564137. The reversal of 230564123 is 321465032.
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 230564123 - 214 = 230547739 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 230564092 and 230564101.
It is not an unprimeable number, because it can be changed into a prime (230564623) 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, 45488 + ... + 50301.
It is an arithmetic number, because the mean of its divisors is an integer number (30173850).
Almost surely, 2230564123 is an apocalyptic number.
230564123 is a deficient number, since it is larger than the sum of its proper divisors (10826677).
230564123 is an equidigital number, since it uses as much as digits as its factorization.
230564123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95901.
The product of its (nonzero) digits is 4320, while the sum is 26.
The square root of 230564123 is about 15184.3380823795. The cubic root of 230564123 is about 613.1930773401.
Subtracting 230564123 from its reverse (321465032), we obtain a palindrome (90900909).
The spelling of 230564123 in words is "two hundred thirty million, five hundred sixty-four thousand, one hundred twenty-three".
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