Base | Representation |
---|---|
bin | 11011011110111… |
… | …01000001010100 |
3 | 121001210211011002 |
4 | 31233131001110 |
5 | 433004342234 |
6 | 34513202432 |
7 | 5466405215 |
oct | 1557350124 |
9 | 531724132 |
10 | 230543444 |
11 | 10915477a |
12 | 65260418 |
13 | 389bc751 |
14 | 2289340c |
15 | 1538e27e |
hex | dbdd054 |
230543444 has 24 divisors (see below), whose sum is σ = 428137920. Its totient is φ = 108388544.
The previous prime is 230543441. The next prime is 230543447. The reversal of 230543444 is 444345032.
It is an interprime number because it is at equal distance from previous prime (230543441) and next prime (230543447).
It is a super-2 number, since 2×2305434442 = 106300559142762272, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230543441) 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, 15809 + ... + 26664.
It is an arithmetic number, because the mean of its divisors is an integer number (17839080).
Almost surely, 2230543444 is an apocalyptic number.
It is an amenable number.
230543444 is a deficient number, since it is larger than the sum of its proper divisors (197594476).
230543444 is a wasteful number, since it uses less digits than its factorization.
230543444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42559 (or 42557 counting only the distinct ones).
The product of its (nonzero) digits is 23040, while the sum is 29.
The square root of 230543444 is about 15183.6571352227. The cubic root of 230543444 is about 613.1747446255.
Adding to 230543444 its reverse (444345032), we get a palindrome (674888476).
The spelling of 230543444 in words is "two hundred thirty million, five hundred forty-three thousand, four hundred forty-four".
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