Base | Representation |
---|---|
bin | 10110011010001000… |
… | …00111110011100101 |
3 | 1011001102012211001220 |
4 | 23031010013303211 |
5 | 144114232010141 |
6 | 5305432010553 |
7 | 604060145304 |
oct | 131504076345 |
9 | 34042184056 |
10 | 12030344421 |
11 | 51138a7907 |
12 | 23b8b30a59 |
13 | 119952a4c4 |
14 | 821a7a43b |
15 | 4a6266766 |
hex | 2cd107ce5 |
12030344421 has 32 divisors (see below), whose sum is σ = 16588509696. Its totient is φ = 7752000000.
The previous prime is 12030344387. The next prime is 12030344453. The reversal of 12030344421 is 12444303021.
12030344421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12030344421 - 210 = 12030343397 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 12030344391 and 12030344400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12030343421) 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 31 ways as a sum of consecutive naturals, for example, 2529796 + ... + 2534546.
It is an arithmetic number, because the mean of its divisors is an integer number (518390928).
Almost surely, 212030344421 is an apocalyptic number.
It is an amenable number.
12030344421 is a deficient number, since it is larger than the sum of its proper divisors (4558165275).
12030344421 is a wasteful number, since it uses less digits than its factorization.
12030344421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5053.
The product of its (nonzero) digits is 2304, while the sum is 24.
Adding to 12030344421 its reverse (12444303021), we get a palindrome (24474647442).
The spelling of 12030344421 in words is "twelve billion, thirty million, three hundred forty-four thousand, four hundred twenty-one".
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