Base | Representation |
---|---|
bin | 11000011010000000… |
… | …11110101001010110 |
3 | 1020211011212000220101 |
4 | 30031000132221112 |
5 | 203313400144342 |
6 | 10004113324314 |
7 | 642464530516 |
oct | 141500365126 |
9 | 36734760811 |
10 | 13103131222 |
11 | 5614415475 |
12 | 265826669a |
13 | 130a8707ac |
14 | 8c4333846 |
15 | 51a5243b7 |
hex | 30d01ea56 |
13103131222 has 16 divisors (see below), whose sum is σ = 20207620800. Its totient is φ = 6369129088.
The previous prime is 13103131193. The next prime is 13103131229. The reversal of 13103131222 is 22213130131.
It is a self number, because there is not a number n which added to its sum of digits gives 13103131222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13103131229) 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, 453763 + ... + 481774.
It is an arithmetic number, because the mean of its divisors is an integer number (1262976300).
Almost surely, 213103131222 is an apocalyptic number.
13103131222 is a deficient number, since it is larger than the sum of its proper divisors (7104489578).
13103131222 is a wasteful number, since it uses less digits than its factorization.
13103131222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 935735.
The product of its (nonzero) digits is 216, while the sum is 19.
Adding to 13103131222 its reverse (22213130131), we get a palindrome (35316261353).
The spelling of 13103131222 in words is "thirteen billion, one hundred three million, one hundred thirty-one thousand, two hundred twenty-two".
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