Base | Representation |
---|---|
bin | 10110101110101111… |
… | …11100000011011011 |
3 | 1011111110200110001110 |
4 | 23113113330003123 |
5 | 144443021430243 |
6 | 5334531151403 |
7 | 611260302060 |
oct | 132727740333 |
9 | 34443613043 |
10 | 12203311323 |
11 | 51a24a6465 |
12 | 2446a45563 |
13 | 11c630b098 |
14 | 83aa22c67 |
15 | 4b6530e33 |
hex | 2d75fc0db |
12203311323 has 16 divisors (see below), whose sum is σ = 18641000960. Its totient is φ = 6956266176.
The previous prime is 12203311313. The next prime is 12203311333. The reversal of 12203311323 is 32311330221.
It is an interprime number because it is at equal distance from previous prime (12203311313) and next prime (12203311333).
It is not a de Polignac number, because 12203311323 - 216 = 12203245787 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12203311323.
It is not an unprimeable number, because it can be changed into a prime (12203311303) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 701815 + ... + 718992.
It is an arithmetic number, because the mean of its divisors is an integer number (1165062560).
Almost surely, 212203311323 is an apocalyptic number.
12203311323 is a deficient number, since it is larger than the sum of its proper divisors (6437689637).
12203311323 is a wasteful number, since it uses less digits than its factorization.
12203311323 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1421226.
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 12203311323 its reverse (32311330221), we get a palindrome (44514641544).
The spelling of 12203311323 in words is "twelve billion, two hundred three million, three hundred eleven thousand, three hundred twenty-three".
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