Base | Representation |
---|---|
bin | 1011111110110110110… |
… | …0010000010001011000 |
3 | 201200100010110200212011 |
4 | 2333231230100101120 |
5 | 11333040410422323 |
6 | 234322230555304 |
7 | 20605120605661 |
oct | 2775554202130 |
9 | 650303420764 |
10 | 205851264088 |
11 | 7a334743548 |
12 | 33a8b208b34 |
13 | 1654763c512 |
14 | 9d6b254368 |
15 | 554becc20d |
hex | 2fedb10458 |
205851264088 has 32 divisors (see below), whose sum is σ = 387991800000. Its totient is φ = 102387267360.
The previous prime is 205851264077. The next prime is 205851264089. The reversal of 205851264088 is 880462158502.
205851264088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (205851264089) by changing a digit.
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, 3514063 + ... + 3572161.
It is an arithmetic number, because the mean of its divisors is an integer number (12124743750).
Almost surely, 2205851264088 is an apocalyptic number.
It is an amenable number.
205851264088 is a deficient number, since it is larger than the sum of its proper divisors (182140535912).
205851264088 is a wasteful number, since it uses less digits than its factorization.
205851264088 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60415 (or 60411 counting only the distinct ones).
The product of its (nonzero) digits is 1228800, while the sum is 49.
The spelling of 205851264088 in words is "two hundred five billion, eight hundred fifty-one million, two hundred sixty-four thousand, eighty-eight".
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