Base | Representation |
---|---|
bin | 11000010000011111… |
… | …11111100011101111 |
3 | 1020121121122210200000 |
4 | 30020033333203233 |
5 | 203132431441421 |
6 | 5552142435343 |
7 | 640505216655 |
oct | 141017774357 |
9 | 36547583600 |
10 | 13023312111 |
11 | 5583358167 |
12 | 2635592b53 |
13 | 12c7174854 |
14 | 8b78b6dd5 |
15 | 513509226 |
hex | 3083ff8ef |
13023312111 has 48 divisors (see below), whose sum is σ = 20735979264. Its totient is φ = 8139740544.
The previous prime is 13023312047. The next prime is 13023312121. The reversal of 13023312111 is 11121332031.
13023312111 is a `hidden beast` number, since 1 + 302 + 331 + 21 + 11 = 666.
It is not a de Polignac number, because 13023312111 - 26 = 13023312047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13023312121) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1080460 + ... + 1092446.
It is an arithmetic number, because the mean of its divisors is an integer number (431999568).
Almost surely, 213023312111 is an apocalyptic number.
13023312111 is a deficient number, since it is larger than the sum of its proper divisors (7712667153).
13023312111 is a wasteful number, since it uses less digits than its factorization.
13023312111 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12282 (or 12270 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
Adding to 13023312111 its reverse (11121332031), we get a palindrome (24144644142).
The spelling of 13023312111 in words is "thirteen billion, twenty-three million, three hundred twelve thousand, one hundred eleven".
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