Base | Representation |
---|---|
bin | 11011110011011… |
… | …01001100001000 |
3 | 121020212100221100 |
4 | 31321231030020 |
5 | 434201343422 |
6 | 35050541400 |
7 | 5531301042 |
oct | 1571551410 |
9 | 536770840 |
10 | 233231112 |
11 | 10a71aa94 |
12 | 66137860 |
13 | 39420b9a |
14 | 22d92a92 |
15 | 157207ac |
hex | de6d308 |
233231112 has 48 divisors (see below), whose sum is σ = 632705580. Its totient is φ = 77616000.
The previous prime is 233231107. The next prime is 233231113. The reversal of 233231112 is 211132332.
233231112 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 228795876 + 4435236 = 15126^2 + 2106^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a nude number because it is divisible by every one of its digits.
It is not an unprimeable number, because it can be changed into a prime (233231113) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48162 + ... + 52782.
Almost surely, 2233231112 is an apocalyptic number.
It is an amenable number.
233231112 is an abundant number, since it is smaller than the sum of its proper divisors (399474468).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
233231112 is a wasteful number, since it uses less digits than its factorization.
233231112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5334 (or 5327 counting only the distinct ones).
The product of its digits is 216, while the sum is 18.
The square root of 233231112 is about 15271.9059714235. The cubic root of 233231112 is about 615.5483350708.
Adding to 233231112 its reverse (211132332), we get a palindrome (444363444).
The spelling of 233231112 in words is "two hundred thirty-three million, two hundred thirty-one thousand, one hundred twelve".
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