Base | Representation |
---|---|
bin | 10110100000000100… |
… | …11111110010011011 |
3 | 1011011220010021200002 |
4 | 23100002133302123 |
5 | 144220021000021 |
6 | 5314413403215 |
7 | 605234300534 |
oct | 132002376233 |
9 | 34156107602 |
10 | 12080250011 |
11 | 5139a936a5 |
12 | 241179950b |
13 | 11a698193b |
14 | 82854b68b |
15 | 4aa82350b |
hex | 2d009fc9b |
12080250011 has 4 divisors (see below), whose sum is σ = 12080824224. Its totient is φ = 12079675800.
The previous prime is 12080250001. The next prime is 12080250029. The reversal of 12080250011 is 11005208021.
It is a happy number.
12080250011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11005208021 = 20681 ⋅532141.
It is a cyclic number.
It is not a de Polignac number, because 12080250011 - 218 = 12079987867 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12080250001) 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 3 ways as a sum of consecutive naturals, for example, 254300 + ... + 298041.
It is an arithmetic number, because the mean of its divisors is an integer number (3020206056).
Almost surely, 212080250011 is an apocalyptic number.
12080250011 is a deficient number, since it is larger than the sum of its proper divisors (574213).
12080250011 is an equidigital number, since it uses as much as digits as its factorization.
12080250011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 574212.
The product of its (nonzero) digits is 160, while the sum is 20.
Adding to 12080250011 its reverse (11005208021), we get a palindrome (23085458032).
The spelling of 12080250011 in words is "twelve billion, eighty million, two hundred fifty thousand, eleven".
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