Base | Representation |
---|---|
bin | 11011011110101… |
… | …00110111100111 |
3 | 121001202010100110 |
4 | 31233110313213 |
5 | 433002310210 |
6 | 34512344103 |
7 | 5466205656 |
oct | 1557246747 |
9 | 531663313 |
10 | 230510055 |
11 | 109131686 |
12 | 65245033 |
13 | 389aa4a9 |
14 | 2288519d |
15 | 15384420 |
hex | dbd4de7 |
230510055 has 32 divisors (see below), whose sum is σ = 391834368. Its totient is φ = 115315200.
The previous prime is 230510053. The next prime is 230510087. The reversal of 230510055 is 550015032.
It is not a de Polignac number, because 230510055 - 21 = 230510053 is a prime.
It is a super-2 number, since 2×2305100552 = 106269770912206050, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (230510051) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 83040 + ... + 85770.
It is an arithmetic number, because the mean of its divisors is an integer number (12244824).
Almost surely, 2230510055 is an apocalyptic number.
230510055 is a deficient number, since it is larger than the sum of its proper divisors (161324313).
230510055 is a wasteful number, since it uses less digits than its factorization.
230510055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3087.
The product of its (nonzero) digits is 750, while the sum is 21.
The square root of 230510055 is about 15182.5575908672. The cubic root of 230510055 is about 613.1451417017.
Adding to 230510055 its reverse (550015032), we get a palindrome (780525087).
The spelling of 230510055 in words is "two hundred thirty million, five hundred ten thousand, fifty-five".
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