Base | Representation |
---|---|
bin | 11000100101110… |
… | …10111001000110 |
3 | 112101011102202021 |
4 | 30102322321012 |
5 | 410302131111 |
6 | 32245233354 |
7 | 5053256044 |
oct | 1422727106 |
9 | 471142667 |
10 | 206286406 |
11 | a6497037 |
12 | 5910285a |
13 | 33978781 |
14 | 1d57b394 |
15 | 1319bd71 |
hex | c4bae46 |
206286406 has 16 divisors (see below), whose sum is σ = 311990400. Its totient is φ = 102293568.
The previous prime is 206286403. The next prime is 206286407. The reversal of 206286406 is 604682602.
206286406 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 (206286403) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142635 + ... + 144073.
It is an arithmetic number, because the mean of its divisors is an integer number (19499400).
Almost surely, 2206286406 is an apocalyptic number.
206286406 is a deficient number, since it is larger than the sum of its proper divisors (105703994).
206286406 is a wasteful number, since it uses less digits than its factorization.
206286406 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1983.
The product of its (nonzero) digits is 27648, while the sum is 34.
The square root of 206286406 is about 14362.6740546460. The cubic root of 206286406 is about 590.8676366013.
The spelling of 206286406 in words is "two hundred six million, two hundred eighty-six thousand, four hundred six".
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