Base | Representation |
---|---|
bin | 11001010001100… |
… | …00101111101100 |
3 | 112202221022210202 |
4 | 30220300233230 |
5 | 413233341022 |
6 | 33012053032 |
7 | 5153033552 |
oct | 1450605754 |
9 | 482838722 |
10 | 212012012 |
11 | a9747843 |
12 | 5b004178 |
13 | 34c018c4 |
14 | 2022bbd2 |
15 | 1392d592 |
hex | ca30bec |
212012012 has 6 divisors (see below), whose sum is σ = 371021028. Its totient is φ = 106006004.
The previous prime is 212011993. The next prime is 212012033. The reversal of 212012012 is 210210212.
It is a happy number.
212012012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
212012012 is a modest number, since divided by 12012 gives 212 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 212011984 and 212012002.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26501498 + ... + 26501505.
It is an arithmetic number, because the mean of its divisors is an integer number (61836838).
Almost surely, 2212012012 is an apocalyptic number.
It is an amenable number.
212012012 is a deficient number, since it is larger than the sum of its proper divisors (159009016).
212012012 is a wasteful number, since it uses less digits than its factorization.
212012012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53003007 (or 53003005 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 212012012 is about 14560.6322664917. The cubic root of 212012012 is about 596.2844572498.
Adding to 212012012 its reverse (210210212), we get a palindrome (422222224).
The spelling of 212012012 in words is "two hundred twelve million, twelve thousand, twelve".
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