Base | Representation |
---|---|
bin | 10110100110000011… |
… | …11010110100010110 |
3 | 1011022101112200222201 |
4 | 23103001322310112 |
5 | 144320342231410 |
6 | 5323405115114 |
7 | 606413645542 |
oct | 132301726426 |
9 | 34271480881 |
10 | 12130430230 |
11 | 5165347856 |
12 | 2426558a9a |
13 | 11b41a1089 |
14 | 831090a22 |
15 | 4aee3683a |
hex | 2d307ad16 |
12130430230 has 48 divisors (see below), whose sum is σ = 23147589024. Its totient is φ = 4575697280.
The previous prime is 12130430203. The next prime is 12130430237. The reversal of 12130430230 is 3203403121.
12130430230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a junction number, because it is equal to n+sod(n) for n = 12130430198 and 12130430207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12130430237) 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 23 ways as a sum of consecutive naturals, for example, 359442 + ... + 391738.
It is an arithmetic number, because the mean of its divisors is an integer number (482241438).
Almost surely, 212130430230 is an apocalyptic number.
12130430230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12130430230 is a deficient number, since it is larger than the sum of its proper divisors (11017158794).
12130430230 is a wasteful number, since it uses less digits than its factorization.
12130430230 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32421 (or 32398 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 12130430230 its reverse (3203403121), we get a palindrome (15333833351).
The spelling of 12130430230 in words is "twelve billion, one hundred thirty million, four hundred thirty thousand, two hundred thirty".
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