Base | Representation |
---|---|
bin | 111011111010001… |
… | …0110001110001100 |
3 | 12012002120022101010 |
4 | 1313310112032030 |
5 | 13104103224322 |
6 | 531245445220 |
7 | 100546341042 |
oct | 16764261614 |
9 | 5162508333 |
10 | 2010211212 |
11 | 941791489 |
12 | 481270810 |
13 | 2606110b9 |
14 | 150d96392 |
15 | bb72d20c |
hex | 77d1638c |
2010211212 has 48 divisors (see below), whose sum is σ = 4873800960. Its totient is φ = 644089152.
The previous prime is 2010211199. The next prime is 2010211237. The reversal of 2010211212 is 2121120102.
It is a Harshad number since it is a multiple of its sum of digits (12).
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 15 ways as a sum of consecutive naturals, for example, 66273 + ... + 91719.
It is an arithmetic number, because the mean of its divisors is an integer number (101537520).
Almost surely, 22010211212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2010211212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2436900480).
2010211212 is an abundant number, since it is smaller than the sum of its proper divisors (2863589748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2010211212 is a wasteful number, since it uses less digits than its factorization.
2010211212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25710 (or 25708 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
The square root of 2010211212 is about 44835.3790214826. The cubic root of 2010211212 is about 1262.0616311867.
Adding to 2010211212 its reverse (2121120102), we get a palindrome (4131331314).
The spelling of 2010211212 in words is "two billion, ten million, two hundred eleven thousand, two hundred twelve".
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