Base | Representation |
---|---|
bin | 10010110101001101… |
… | …111100110011100100 |
3 | 1221012011212200220020 |
4 | 102311031330303210 |
5 | 312402332432322 |
6 | 13142233035140 |
7 | 1314034611600 |
oct | 226515746344 |
9 | 57164780806 |
10 | 20220202212 |
11 | 8636860221 |
12 | 3b03855ab0 |
13 | 1ba31b63c2 |
14 | d9b646500 |
15 | 7d526605c |
hex | 4b537cce4 |
20220202212 has 36 divisors (see below), whose sum is σ = 54883407600. Its totient is φ = 5777200464.
The previous prime is 20220202201. The next prime is 20220202241. The reversal of 20220202212 is 21220202202.
It is a junction number, because it is equal to n+sod(n) for n = 20220202191 and 20220202200.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17193462 + ... + 17194637.
It is an arithmetic number, because the mean of its divisors is an integer number (1524539100).
Almost surely, 220220202212 is an apocalyptic number.
It is an amenable number.
20220202212 is an abundant number, since it is smaller than the sum of its proper divisors (34663205388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20220202212 is a wasteful number, since it uses less digits than its factorization.
20220202212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34388120 (or 34388111 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 15.
Adding to 20220202212 its reverse (21220202202), we get a palindrome (41440404414).
The spelling of 20220202212 in words is "twenty billion, two hundred twenty million, two hundred two thousand, two hundred twelve".
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