Base | Representation |
---|---|
bin | 11000100101010… |
… | …11111001101111 |
3 | 112101001022112020 |
4 | 30102223321233 |
5 | 410243200012 |
6 | 32244041223 |
7 | 5052612042 |
oct | 1422537157 |
9 | 471038466 |
10 | 206225007 |
11 | a645499a |
12 | 59093213 |
13 | 33956841 |
14 | 1d562c59 |
15 | 13188a8c |
hex | c4abe6f |
206225007 has 16 divisors (see below), whose sum is σ = 278702592. Its totient is φ = 135624960.
The previous prime is 206224999. The next prime is 206225009. The reversal of 206225007 is 700522602.
It is not a de Polignac number, because 206225007 - 23 = 206224999 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (206225009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105832 + ... + 107762.
It is an arithmetic number, because the mean of its divisors is an integer number (17418912).
Almost surely, 2206225007 is an apocalyptic number.
206225007 is a deficient number, since it is larger than the sum of its proper divisors (72477585).
206225007 is a wasteful number, since it uses less digits than its factorization.
206225007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2398.
The product of its (nonzero) digits is 1680, while the sum is 24.
The square root of 206225007 is about 14360.5364454118. The cubic root of 206225007 is about 590.8090089185.
Adding to 206225007 its reverse (700522602), we get a palindrome (906747609).
The spelling of 206225007 in words is "two hundred six million, two hundred twenty-five thousand, seven".
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