Base | Representation |
---|---|
bin | 1100010110001011011… |
… | …1110000111010010010 |
3 | 202021111110111022220012 |
4 | 3011202313300322102 |
5 | 11433401204323210 |
6 | 241235404114522 |
7 | 21216223543454 |
oct | 3054267607222 |
9 | 667443438805 |
10 | 212112182930 |
11 | 81a5788553a |
12 | 35137b35a42 |
13 | 170047a181b |
14 | a3a29822d4 |
15 | 57b69a4305 |
hex | 3162df0e92 |
212112182930 has 16 divisors (see below), whose sum is σ = 382798808064. Its totient is φ = 84623344560.
The previous prime is 212112182921. The next prime is 212112182977. The reversal of 212112182930 is 39281211212.
212112182930 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 7 ways as a sum of consecutive naturals, for example, 27687056 + ... + 27694715.
It is an arithmetic number, because the mean of its divisors is an integer number (23924925504).
Almost surely, 2212112182930 is an apocalyptic number.
212112182930 is a deficient number, since it is larger than the sum of its proper divisors (170686625134).
212112182930 is a wasteful number, since it uses less digits than its factorization.
212112182930 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 55382161.
The product of its (nonzero) digits is 3456, while the sum is 32.
The spelling of 212112182930 in words is "two hundred twelve billion, one hundred twelve million, one hundred eighty-two thousand, nine hundred thirty".
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