Base | Representation |
---|---|
bin | 10110011010000110… |
… | …00010101001011010 |
3 | 1011001101200102111020 |
4 | 23031003002221122 |
5 | 144114143424041 |
6 | 5305421543310 |
7 | 604054555365 |
oct | 131503025132 |
9 | 34041612436 |
10 | 12030061146 |
11 | 5113723aa4 |
12 | 23b8a14b36 |
13 | 119945b59c |
14 | 821a050dc |
15 | 4a620c866 |
hex | 2cd0c2a5a |
12030061146 has 32 divisors (see below), whose sum is σ = 24310093248. Its totient is φ = 3968436480.
The previous prime is 12030061081. The next prime is 12030061163. The reversal of 12030061146 is 64116003021.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 646306 + ... + 664658.
It is an arithmetic number, because the mean of its divisors is an integer number (759690414).
Almost surely, 212030061146 is an apocalyptic number.
12030061146 is an abundant number, since it is smaller than the sum of its proper divisors (12280032102).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12030061146 is a wasteful number, since it uses less digits than its factorization.
12030061146 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19486.
The product of its (nonzero) digits is 864, while the sum is 24.
Adding to 12030061146 its reverse (64116003021), we get a palindrome (76146064167).
The spelling of 12030061146 in words is "twelve billion, thirty million, sixty-one thousand, one hundred forty-six".
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