Base | Representation |
---|---|
bin | 1100101010011… |
… | …0100110111110 |
3 | 10200221022220121 |
4 | 3022212212332 |
5 | 102044024410 |
6 | 5134205154 |
7 | 1213303144 |
oct | 312464676 |
9 | 120838817 |
10 | 53111230 |
11 | 27a86287 |
12 | 159537ba |
13 | b007583 |
14 | 70a7594 |
15 | 49e19da |
hex | 32a69be |
53111230 has 32 divisors (see below), whose sum is σ = 101943360. Its totient is φ = 19852800.
The previous prime is 53111203. The next prime is 53111237. The reversal of 53111230 is 3211135.
It is a super-2 number, since 2×531112302 = 5641605504225800, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53111237) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24636 + ... + 26704.
It is an arithmetic number, because the mean of its divisors is an integer number (3185730).
Almost surely, 253111230 is an apocalyptic number.
53111230 is a deficient number, since it is larger than the sum of its proper divisors (48832130).
53111230 is a wasteful number, since it uses less digits than its factorization.
53111230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2244.
The product of its (nonzero) digits is 90, while the sum is 16.
The square root of 53111230 is about 7287.7451931307. The cubic root of 53111230 is about 375.8911664413.
Adding to 53111230 its reverse (3211135), we get a palindrome (56322365).
The spelling of 53111230 in words is "fifty-three million, one hundred eleven thousand, two hundred thirty".
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