Base | Representation |
---|---|
bin | 10110110000111111… |
… | …11111100011100000 |
3 | 1011112210020002111021 |
4 | 23120133333203200 |
5 | 200012340400112 |
6 | 5340444055224 |
7 | 611606662150 |
oct | 133037774340 |
9 | 34483202437 |
10 | 12222200032 |
11 | 5202127869 |
12 | 2451234514 |
13 | 11ca1c2733 |
14 | 83d33c760 |
15 | 4b8012907 |
hex | 2d87ff8e0 |
12222200032 has 48 divisors (see below), whose sum is σ = 27910431360. Its totient is φ = 5159899008.
The previous prime is 12222199993. The next prime is 12222200041. The reversal of 12222200032 is 23000222221.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 12222199979 and 12222200015.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 392182 + ... + 422197.
It is an arithmetic number, because the mean of its divisors is an integer number (581467320).
Almost surely, 212222200032 is an apocalyptic number.
It is an amenable number.
12222200032 is an abundant number, since it is smaller than the sum of its proper divisors (15688231328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12222200032 is an equidigital number, since it uses as much as digits as its factorization.
12222200032 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 814463 (or 814455 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 12222200032 its reverse (23000222221), we get a palindrome (35222422253).
The spelling of 12222200032 in words is "twelve billion, two hundred twenty-two million, two hundred thousand, thirty-two".
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