Base | Representation |
---|---|
bin | 11000110010110101… |
… | …01101001110111111 |
3 | 1021100200121210110212 |
4 | 30121122231032333 |
5 | 204230200131221 |
6 | 10040512023035 |
7 | 650603315633 |
oct | 143132551677 |
9 | 37320553425 |
10 | 13311333311 |
11 | 571099a811 |
12 | 26b5b31a7b |
13 | 1341a3a1b3 |
14 | 903c4cdc3 |
15 | 52d94db5b |
hex | 3196ad3bf |
13311333311 has 4 divisors (see below), whose sum is σ = 13312091352. Its totient is φ = 13310575272.
The previous prime is 13311333307. The next prime is 13311333317. The reversal of 13311333311 is 11333311331.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11333311331 = 29 ⋅390803839.
It is a cyclic number.
It is not a de Polignac number, because 13311333311 - 22 = 13311333307 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13311333317) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 352040 + ... + 388013.
It is an arithmetic number, because the mean of its divisors is an integer number (3328022838).
Almost surely, 213311333311 is an apocalyptic number.
13311333311 is a deficient number, since it is larger than the sum of its proper divisors (758041).
13311333311 is an equidigital number, since it uses as much as digits as its factorization.
13311333311 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 758040.
The product of its digits is 729, while the sum is 23.
Adding to 13311333311 its reverse (11333311331), we get a palindrome (24644644642).
The spelling of 13311333311 in words is "thirteen billion, three hundred eleven million, three hundred thirty-three thousand, three hundred eleven".
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