Base | Representation |
---|---|
bin | 10110111100101010… |
… | …01011110101011010 |
3 | 1011210121022101000222 |
4 | 23132111023311122 |
5 | 200212411430132 |
6 | 5354301000042 |
7 | 614205345635 |
oct | 133625136532 |
9 | 34717271028 |
10 | 12320030042 |
11 | 5252376a11 |
12 | 2479b53022 |
13 | 1214556608 |
14 | 84c326c1c |
15 | 4c18d9412 |
hex | 2de54bd5a |
12320030042 has 16 divisors (see below), whose sum is σ = 18539215200. Its totient is φ = 6140324400.
The previous prime is 12320030011. The next prime is 12320030057. The reversal of 12320030042 is 24003002321.
It is a self number, because there is not a number n which added to its sum of digits gives 12320030042.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 808292 + ... + 823392.
It is an arithmetic number, because the mean of its divisors is an integer number (1158700950).
Almost surely, 212320030042 is an apocalyptic number.
12320030042 is a deficient number, since it is larger than the sum of its proper divisors (6219185158).
12320030042 is a wasteful number, since it uses less digits than its factorization.
12320030042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16381.
The product of its (nonzero) digits is 288, while the sum is 17.
Adding to 12320030042 its reverse (24003002321), we get a palindrome (36323032363).
The spelling of 12320030042 in words is "twelve billion, three hundred twenty million, thirty thousand, forty-two".
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