Base | Representation |
---|---|
bin | 11000101001001100… |
… | …00110100010001100 |
3 | 1021011001101201002112 |
4 | 30110212012202030 |
5 | 204043442400234 |
6 | 10024502043152 |
7 | 645601560113 |
oct | 142446064214 |
9 | 37131351075 |
10 | 13230434444 |
11 | 567a265247 |
12 | 2692a194b8 |
13 | 132b053946 |
14 | 8d71d0c7a |
15 | 5267bdace |
hex | 31498688c |
13230434444 has 12 divisors (see below), whose sum is σ = 23470428744. Its totient is φ = 6524597664.
The previous prime is 13230434429. The next prime is 13230434447. The reversal of 13230434444 is 44443403231.
It is a self number, because there is not a number n which added to its sum of digits gives 13230434444.
It is not an unprimeable number, because it can be changed into a prime (13230434447) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22654562 + ... + 22655145.
It is an arithmetic number, because the mean of its divisors is an integer number (1955869062).
Almost surely, 213230434444 is an apocalyptic number.
It is an amenable number.
13230434444 is a deficient number, since it is larger than the sum of its proper divisors (10239994300).
13230434444 is a wasteful number, since it uses less digits than its factorization.
13230434444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45309784 (or 45309782 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 32.
Adding to 13230434444 its reverse (44443403231), we get a palindrome (57673837675).
The spelling of 13230434444 in words is "thirteen billion, two hundred thirty million, four hundred thirty-four thousand, four hundred forty-four".
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