Base | Representation |
---|---|
bin | 10110101110100111… |
… | …10100000111000100 |
3 | 1011111101122112001022 |
4 | 23113103310013010 |
5 | 144442232331322 |
6 | 5334452050312 |
7 | 611245150124 |
oct | 132723640704 |
9 | 34441575038 |
10 | 12202230212 |
11 | 51a1928187 |
12 | 2446603998 |
13 | 11c601cc83 |
14 | 83a820c84 |
15 | 4b63ba942 |
hex | 2d74f41c4 |
12202230212 has 12 divisors (see below), whose sum is σ = 21354676140. Its totient is φ = 6100894176.
The previous prime is 12202230191. The next prime is 12202230223. The reversal of 12202230212 is 21203220221.
12202230212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 6150323776 + 6051906436 = 78424^2 + 77794^2 .
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 191714 + ... + 247302.
It is an arithmetic number, because the mean of its divisors is an integer number (1779556345).
Almost surely, 212202230212 is an apocalyptic number.
It is an amenable number.
12202230212 is a deficient number, since it is larger than the sum of its proper divisors (9152445928).
12202230212 is a wasteful number, since it uses less digits than its factorization.
12202230212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 110470 (or 110468 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 12202230212 its reverse (21203220221), we get a palindrome (33405450433).
Subtracting 12202230212 from its reverse (21203220221), we obtain a palindrome (9000990009).
The spelling of 12202230212 in words is "twelve billion, two hundred two million, two hundred thirty thousand, two hundred twelve".
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