Base | Representation |
---|---|
bin | 11001110101001… |
… | …00001010000001 |
3 | 120002201102202200 |
4 | 30322210022001 |
5 | 420432212131 |
6 | 33300103413 |
7 | 5240512215 |
oct | 1472441201 |
9 | 502642680 |
10 | 216679041 |
11 | 101345197 |
12 | 60694b69 |
13 | 35b76c67 |
14 | 20ac4945 |
15 | 140512e6 |
hex | cea4281 |
216679041 has 12 divisors (see below), whose sum is σ = 313143168. Its totient is φ = 144377784.
The previous prime is 216679019. The next prime is 216679051. The reversal of 216679041 is 140976612.
It is not a de Polignac number, because 216679041 - 29 = 216678529 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 216678987 and 216679005.
It is not an unprimeable number, because it can be changed into a prime (216679051) by changing a digit.
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 in 11 ways as a sum of consecutive naturals, for example, 16396 + ... + 26498.
It is an arithmetic number, because the mean of its divisors is an integer number (26095264).
Almost surely, 2216679041 is an apocalyptic number.
It is an amenable number.
216679041 is a deficient number, since it is larger than the sum of its proper divisors (96464127).
216679041 is a wasteful number, since it uses less digits than its factorization.
216679041 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12492 (or 12489 counting only the distinct ones).
The product of its (nonzero) digits is 18144, while the sum is 36.
The square root of 216679041 is about 14720.0217730817. The cubic root of 216679041 is about 600.6280839548.
The spelling of 216679041 in words is "two hundred sixteen million, six hundred seventy-nine thousand, forty-one".
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