Base | Representation |
---|---|
bin | 11000011100111… |
… | …00011110001000 |
3 | 112021221211110002 |
4 | 30032130132020 |
5 | 410002110344 |
6 | 32204142132 |
7 | 5040301511 |
oct | 1416343610 |
9 | 467854402 |
10 | 205113224 |
11 | a5865668 |
12 | 58837948 |
13 | 33657794 |
14 | 1d353a08 |
15 | 1301944e |
hex | c39c788 |
205113224 has 16 divisors (see below), whose sum is σ = 388396620. Its totient is φ = 101540800.
The previous prime is 205113221. The next prime is 205113229. The reversal of 205113224 is 422311502.
It can be written as a sum of positive squares in 2 ways, for example, as 139665124 + 65448100 = 11818^2 + 8090^2 .
It is a super-3 number, since 3×2051132243 (a number of 26 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 205113196 and 205113205.
It is not an unprimeable number, because it can be changed into a prime (205113221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126119 + ... + 127734.
Almost surely, 2205113224 is an apocalyptic number.
It is an amenable number.
205113224 is a deficient number, since it is larger than the sum of its proper divisors (183283396).
205113224 is a wasteful number, since it uses less digits than its factorization.
205113224 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253960 (or 253956 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 205113224 is about 14321.7744710633. The cubic root of 205113224 is about 589.7453885596.
Adding to 205113224 its reverse (422311502), we get a palindrome (627424726).
The spelling of 205113224 in words is "two hundred five million, one hundred thirteen thousand, two hundred twenty-four".
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