Base | Representation |
---|---|
bin | 11000100101010… |
… | …11011000010111 |
3 | 112101001012121010 |
4 | 30102223120113 |
5 | 410243112441 |
6 | 32244023303 |
7 | 5052602601 |
oct | 1422533027 |
9 | 471035533 |
10 | 206222871 |
11 | a6453328 |
12 | 59091b33 |
13 | 3395588a |
14 | 1d562171 |
15 | 13188116 |
hex | c4ab617 |
206222871 has 8 divisors (see below), whose sum is σ = 275109120. Its totient is φ = 137409272.
The previous prime is 206222833. The next prime is 206222897. The reversal of 206222871 is 178222602.
206222871 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 206222871 - 211 = 206220823 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206229871) 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, 11151 + ... + 23168.
It is an arithmetic number, because the mean of its divisors is an integer number (34388640).
Almost surely, 2206222871 is an apocalyptic number.
206222871 is a deficient number, since it is larger than the sum of its proper divisors (68886249).
206222871 is a wasteful number, since it uses less digits than its factorization.
206222871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36325.
The product of its (nonzero) digits is 5376, while the sum is 30.
The square root of 206222871 is about 14360.4620747384. The cubic root of 206222871 is about 590.8069691200.
The spelling of 206222871 in words is "two hundred six million, two hundred twenty-two thousand, eight hundred seventy-one".
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