Base | Representation |
---|---|
bin | 1011111101101010111… |
… | …0010000100001100110 |
3 | 201122111221122100012122 |
4 | 2333122232100201212 |
5 | 11331412423203220 |
6 | 234230501545542 |
7 | 20564204602250 |
oct | 2773256204146 |
9 | 648457570178 |
10 | 205533022310 |
11 | 7a19103a810 |
12 | 33a007152b2 |
13 | 164c6725685 |
14 | 9d3ac92cd0 |
15 | 552e0b8425 |
hex | 2fdab90866 |
205533022310 has 128 divisors (see below), whose sum is σ = 486168514560. Its totient is φ = 60610032000.
The previous prime is 205533022307. The next prime is 205533022369. The reversal of 205533022310 is 13220335502.
It is a super-2 number, since 2×2055330223102 (a number of 23 digits) contains 22 as substring.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 205533022310.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11504885 + ... + 11522735.
It is an arithmetic number, because the mean of its divisors is an integer number (3798191520).
Almost surely, 2205533022310 is an apocalyptic number.
205533022310 is an abundant number, since it is smaller than the sum of its proper divisors (280635492250).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
205533022310 is a wasteful number, since it uses less digits than its factorization.
205533022310 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18682.
The product of its (nonzero) digits is 5400, while the sum is 26.
Adding to 205533022310 its reverse (13220335502), we get a palindrome (218753357812).
The spelling of 205533022310 in words is "two hundred five billion, five hundred thirty-three million, twenty-two thousand, three hundred ten".
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