Base | Representation |
---|---|
bin | 11000101001001011… |
… | …01101000101111010 |
3 | 1021011001012102010220 |
4 | 30110211231011322 |
5 | 204043431031414 |
6 | 10024455520510 |
7 | 645600644232 |
oct | 142445550572 |
9 | 37131172126 |
10 | 13230330234 |
11 | 567a1a3a20 |
12 | 2692989136 |
13 | 132b018394 |
14 | 8d71a4cc2 |
15 | 52679cca9 |
hex | 31496d17a |
13230330234 has 32 divisors (see below), whose sum is σ = 28875579840. Its totient is φ = 4007884800.
The previous prime is 13230330233. The next prime is 13230330259. The reversal of 13230330234 is 43203303231.
It is a happy number.
13230330234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not an unprimeable number, because it can be changed into a prime (13230330233) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 182074 + ... + 244154.
It is an arithmetic number, because the mean of its divisors is an integer number (902361870).
Almost surely, 213230330234 is an apocalyptic number.
13230330234 is an abundant number, since it is smaller than the sum of its proper divisors (15645249606).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13230330234 is a wasteful number, since it uses less digits than its factorization.
13230330234 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65326.
The product of its (nonzero) digits is 3888, while the sum is 24.
Adding to 13230330234 its reverse (43203303231), we get a palindrome (56433633465).
It can be divided in two parts, 132 and 30330234, that added together give a triangular number (30330366 = T7788).
The spelling of 13230330234 in words is "thirteen billion, two hundred thirty million, three hundred thirty thousand, two hundred thirty-four".
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