Base | Representation |
---|---|
bin | 11001010000010… |
… | …00111001101000 |
3 | 112202122000221011 |
4 | 30220020321220 |
5 | 413213130213 |
6 | 33004353304 |
7 | 5151454003 |
oct | 1450107150 |
9 | 482560834 |
10 | 211848808 |
11 | a9646166 |
12 | 5ab45834 |
13 | 34b75532 |
14 | 201c853a |
15 | 138ea03d |
hex | ca08e68 |
211848808 has 8 divisors (see below), whose sum is σ = 397216530. Its totient is φ = 105924400.
The previous prime is 211848797. The next prime is 211848811. The reversal of 211848808 is 808848112.
It can be written as a sum of positive squares in only one way, i.e., 208455844 + 3392964 = 14438^2 + 1842^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13240543 + ... + 13240558.
Almost surely, 2211848808 is an apocalyptic number.
It is an amenable number.
211848808 is a deficient number, since it is larger than the sum of its proper divisors (185367722).
211848808 is a wasteful number, since it uses less digits than its factorization.
211848808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26481107 (or 26481103 counting only the distinct ones).
The product of its (nonzero) digits is 32768, while the sum is 40.
The square root of 211848808 is about 14555.0268979484. The cubic root of 211848808 is about 596.1314140500.
It can be divided in two parts, 21184 and 8808, that added together give a palindrome (29992).
The spelling of 211848808 in words is "two hundred eleven million, eight hundred forty-eight thousand, eight hundred eight".
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