Base | Representation |
---|---|
bin | 11000011011000111… |
… | …01001101001001111 |
3 | 1020211211012110111011 |
4 | 30031203221221033 |
5 | 203323230220221 |
6 | 10005043110051 |
7 | 642636101323 |
oct | 141543515117 |
9 | 36754173434 |
10 | 13112351311 |
11 | 5619642684 |
12 | 265b372327 |
13 | 130c74b377 |
14 | 8c5653983 |
15 | 51b2461e1 |
hex | 30d8e9a4f |
13112351311 has 8 divisors (see below), whose sum is σ = 13884934464. Its totient is φ = 12339909120.
The previous prime is 13112351281. The next prime is 13112351321. The reversal of 13112351311 is 11315321131.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13112351311 - 221 = 13110254159 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 (13112351321) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201946 + ... + 258856.
It is an arithmetic number, because the mean of its divisors is an integer number (1735616808).
Almost surely, 213112351311 is an apocalyptic number.
13112351311 is a deficient number, since it is larger than the sum of its proper divisors (772583153).
13112351311 is a wasteful number, since it uses less digits than its factorization.
13112351311 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70481.
The product of its digits is 270, while the sum is 22.
Adding to 13112351311 its reverse (11315321131), we get a palindrome (24427672442).
The spelling of 13112351311 in words is "thirteen billion, one hundred twelve million, three hundred fifty-one thousand, three hundred eleven".
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