Base | Representation |
---|---|
bin | 10110011010000111… |
… | …00101010110101111 |
3 | 1011001101221122111121 |
4 | 23031003211112233 |
5 | 144114213001221 |
6 | 5305425001411 |
7 | 604056020020 |
oct | 131503452657 |
9 | 34041848447 |
10 | 12030203311 |
11 | 5113810895 |
12 | 23b8a83267 |
13 | 11994ab1c9 |
14 | 821a40c47 |
15 | 4a6239a41 |
hex | 2cd0e55af |
12030203311 has 8 divisors (see below), whose sum is σ = 13849161120. Its totient is φ = 10236334848.
The previous prime is 12030203299. The next prime is 12030203351. The reversal of 12030203311 is 11330203021.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 12030203311 - 25 = 12030203279 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12030203351) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6271306 + ... + 6273223.
It is an arithmetic number, because the mean of its divisors is an integer number (1731145140).
Almost surely, 212030203311 is an apocalyptic number.
12030203311 is a deficient number, since it is larger than the sum of its proper divisors (1818957809).
12030203311 is a wasteful number, since it uses less digits than its factorization.
12030203311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12544673.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 12030203311 its reverse (11330203021), we get a palindrome (23360406332).
The spelling of 12030203311 in words is "twelve billion, thirty million, two hundred three thousand, three hundred eleven".
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