Base | Representation |
---|---|
bin | 1100010101110101101… |
… | …1011011001111101100 |
3 | 202021021002200001110120 |
4 | 3011131123123033230 |
5 | 11433204320234301 |
6 | 241222343004540 |
7 | 21214034433423 |
oct | 3053533331754 |
9 | 667232601416 |
10 | 212020868076 |
11 | 81a10286316 |
12 | 35111439750 |
13 | 16cbb8ac274 |
14 | a3947b22ba |
15 | 57ad967e36 |
hex | 315d6db3ec |
212020868076 has 48 divisors (see below), whose sum is σ = 516961605888. Its totient is φ = 67504360000.
The previous prime is 212020868063. The next prime is 212020868077. The reversal of 212020868076 is 670868020212.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (212020868077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 354450 + ... + 741401.
It is an arithmetic number, because the mean of its divisors is an integer number (10770033456).
Almost surely, 2212020868076 is an apocalyptic number.
It is an amenable number.
212020868076 is an abundant number, since it is smaller than the sum of its proper divisors (304940737812).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212020868076 is a wasteful number, since it uses less digits than its factorization.
212020868076 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1096582 (or 1096580 counting only the distinct ones).
The product of its (nonzero) digits is 129024, while the sum is 42.
Adding to 212020868076 its reverse (670868020212), we get a palindrome (882888888288).
The spelling of 212020868076 in words is "two hundred twelve billion, twenty million, eight hundred sixty-eight thousand, seventy-six".
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