Base | Representation |
---|---|
bin | 111001011011… |
… | …1011001011011 |
3 | 2002122210222012 |
4 | 1302313121123 |
5 | 30202030243 |
6 | 2553220135 |
7 | 513641054 |
oct | 162673133 |
9 | 62583865 |
10 | 30111323 |
11 | 15aa70a0 |
12 | a10164b |
13 | 6313868 |
14 | 3ddb72b |
15 | 299bd18 |
hex | 1cb765b |
30111323 has 16 divisors (see below), whose sum is σ = 34145280. Its totient is φ = 26306400.
The previous prime is 30111271. The next prime is 30111353. The reversal of 30111323 is 32311103.
It is a cyclic number.
It is not a de Polignac number, because 30111323 - 212 = 30107227 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30111298 and 30111307.
It is not an unprimeable number, because it can be changed into a prime (30111353) 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, 77213 + ... + 77601.
It is an arithmetic number, because the mean of its divisors is an integer number (2134080).
Almost surely, 230111323 is an apocalyptic number.
30111323 is a deficient number, since it is larger than the sum of its proper divisors (4033957).
30111323 is a wasteful number, since it uses less digits than its factorization.
30111323 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 658.
The product of its (nonzero) digits is 54, while the sum is 14.
The square root of 30111323 is about 5487.3785180175. The cubic root of 30111323 is about 311.1071166673.
Adding to 30111323 its reverse (32311103), we get a palindrome (62422426).
It can be divided in two parts, 3011 and 1323, that added together give a palindrome (4334).
The spelling of 30111323 in words is "thirty million, one hundred eleven thousand, three hundred twenty-three".
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