Base | Representation |
---|---|
bin | 11000011011000110… |
… | …01010001001011110 |
3 | 1020211210221220112001 |
4 | 30031203022021132 |
5 | 203323212103202 |
6 | 10005040232514 |
7 | 642635023234 |
oct | 141543121136 |
9 | 36753856461 |
10 | 13112222302 |
11 | 5619564763 |
12 | 265b30b73a |
13 | 130c70472a |
14 | 8c561c954 |
15 | 51b21cd87 |
hex | 30d8ca25e |
13112222302 has 4 divisors (see below), whose sum is σ = 19668333456. Its totient is φ = 6556111150.
The previous prime is 13112222261. The next prime is 13112222309. The reversal of 13112222302 is 20322221131.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20322221131 = 1051 ⋅19336081.
It is a self number, because there is not a number n which added to its sum of digits gives 13112222302.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13112222309) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3278055574 + ... + 3278055577.
It is an arithmetic number, because the mean of its divisors is an integer number (4917083364).
Almost surely, 213112222302 is an apocalyptic number.
13112222302 is a deficient number, since it is larger than the sum of its proper divisors (6556111154).
13112222302 is an equidigital number, since it uses as much as digits as its factorization.
13112222302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6556111153.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 13112222302 its reverse (20322221131), we get a palindrome (33434443433).
The spelling of 13112222302 in words is "thirteen billion, one hundred twelve million, two hundred twenty-two thousand, three hundred two".
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