Base | Representation |
---|---|
bin | 10110110010000100… |
… | …11110100101001011 |
3 | 1011120102020101000022 |
4 | 23121002132211023 |
5 | 200022144140021 |
6 | 5341405531055 |
7 | 612046552604 |
oct | 133102364513 |
9 | 34512211008 |
10 | 12231240011 |
11 | 5207241721 |
12 | 2454273a8b |
13 | 11cc039333 |
14 | 840612dab |
15 | 4b8beb1ab |
hex | 2d909e94b |
12231240011 has 4 divisors (see below), whose sum is σ = 12245479800. Its totient is φ = 12217000224.
The previous prime is 12231240001. The next prime is 12231240023. The reversal of 12231240011 is 11004213221.
12231240011 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.
It is a cyclic number.
It is not a de Polignac number, because 12231240011 - 26 = 12231239947 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12231240001) 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, 7118606 + ... + 7120323.
It is an arithmetic number, because the mean of its divisors is an integer number (3061369950).
Almost surely, 212231240011 is an apocalyptic number.
12231240011 is a deficient number, since it is larger than the sum of its proper divisors (14239789).
12231240011 is an equidigital number, since it uses as much as digits as its factorization.
12231240011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14239788.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 12231240011 its reverse (11004213221), we get a palindrome (23235453232).
The spelling of 12231240011 in words is "twelve billion, two hundred thirty-one million, two hundred forty thousand, eleven".
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