Base | Representation |
---|---|
bin | 10110110010000011… |
… | …00111001101100110 |
3 | 1011120101210211220201 |
4 | 23121001213031212 |
5 | 200022114410342 |
6 | 5341401021114 |
7 | 612044616451 |
oct | 133101471546 |
9 | 34511724821 |
10 | 12231013222 |
11 | 52070a729a |
12 | 245418479a |
13 | 11cbc8a03c |
14 | 840594498 |
15 | 4b8ba3db7 |
hex | 2d9067366 |
12231013222 has 32 divisors (see below), whose sum is σ = 20551104000. Its totient is φ = 5425377408.
The previous prime is 12231013219. The next prime is 12231013229. The reversal of 12231013222 is 22231013221.
12231013222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (19).
It is a self number, because there is not a number n which added to its sum of digits gives 12231013222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12231013229) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80983 + ... + 176125.
It is an arithmetic number, because the mean of its divisors is an integer number (642222000).
Almost surely, 212231013222 is an apocalyptic number.
12231013222 is a deficient number, since it is larger than the sum of its proper divisors (8320090778).
12231013222 is a wasteful number, since it uses less digits than its factorization.
12231013222 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 95380.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 12231013222 its reverse (22231013221), we get a palindrome (34462026443).
Subtracting 12231013222 from its reverse (22231013221), we obtain a palindrome (9999999999).
The spelling of 12231013222 in words is "twelve billion, two hundred thirty-one million, thirteen thousand, two hundred twenty-two".
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