Base | Representation |
---|---|
bin | 11000100100010… |
… | …01011110111111 |
3 | 112100210011010220 |
4 | 30102021132333 |
5 | 410224142111 |
6 | 32241032423 |
7 | 5051454036 |
oct | 1422113677 |
9 | 470704126 |
10 | 206084031 |
11 | a6368a8a |
12 | 59025713 |
13 | 3390761a |
14 | 1d52771d |
15 | 1315be06 |
hex | c4897bf |
206084031 has 16 divisors (see below), whose sum is σ = 277711200. Its totient is φ = 135930368.
The previous prime is 206084023. The next prime is 206084059. The reversal of 206084031 is 130480602.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 206084031 - 23 = 206084023 is a prime.
It is a super-2 number, since 2×2060840312 = 84941255666417922, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 206083992 and 206084010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206084231) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159235 + ... + 160523.
It is an arithmetic number, because the mean of its divisors is an integer number (17356950).
Almost surely, 2206084031 is an apocalyptic number.
206084031 is a deficient number, since it is larger than the sum of its proper divisors (71627169).
206084031 is a wasteful number, since it uses less digits than its factorization.
206084031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1818.
The product of its (nonzero) digits is 1152, while the sum is 24.
The square root of 206084031 is about 14355.6271545342. The cubic root of 206084031 is about 590.6743519915.
The spelling of 206084031 in words is "two hundred six million, eighty-four thousand, thirty-one".
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