Base | Representation |
---|---|
bin | 10110011001000010… |
… | …00000111100111111 |
3 | 1011000202220020202222 |
4 | 23030201000330333 |
5 | 144104403010221 |
6 | 5304502435555 |
7 | 603616005134 |
oct | 131441007477 |
9 | 34022806688 |
10 | 12021141311 |
11 | 5109691433 |
12 | 23b5a32bbb |
13 | 119765758a |
14 | 82076258b |
15 | 4a55499ab |
hex | 2cc840f3f |
12021141311 has 4 divisors (see below), whose sum is σ = 12247955352. Its totient is φ = 11794327272.
The previous prime is 12021141289. The next prime is 12021141313. The reversal of 12021141311 is 11314112021.
12021141311 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 a de Polignac number, because none of the positive numbers 2k-12021141311 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12021141311.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12021141313) 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, 113406941 + ... + 113407046.
It is an arithmetic number, because the mean of its divisors is an integer number (3061988838).
Almost surely, 212021141311 is an apocalyptic number.
12021141311 is a deficient number, since it is larger than the sum of its proper divisors (226814041).
12021141311 is an equidigital number, since it uses as much as digits as its factorization.
12021141311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 226814040.
The product of its (nonzero) digits is 48, while the sum is 17.
Adding to 12021141311 its reverse (11314112021), we get a palindrome (23335253332).
The spelling of 12021141311 in words is "twelve billion, twenty-one million, one hundred forty-one thousand, three hundred eleven".
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