Base | Representation |
---|---|
bin | 1011111111001000100… |
… | …1000100010011110010 |
3 | 201200112022221220220222 |
4 | 2333302021010103302 |
5 | 11333214014114010 |
6 | 234333455133042 |
7 | 20610015330401 |
oct | 2776211042362 |
9 | 650468856828 |
10 | 205925926130 |
11 | 7a3728a9211 |
12 | 33ab0214182 |
13 | 16559c51042 |
14 | 9d7712b638 |
15 | 5553829355 |
hex | 2ff22444f2 |
205925926130 has 16 divisors (see below), whose sum is σ = 370727333784. Its totient is φ = 82356888960.
The previous prime is 205925926061. The next prime is 205925926133. The reversal of 205925926130 is 31629529502.
205925926130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 168053263249 + 37872662881 = 409943^2 + 194609^2 .
It is not an unprimeable number, because it can be changed into a prime (205925926133) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1620917 + ... + 1743336.
Almost surely, 2205925926130 is an apocalyptic number.
205925926130 is a deficient number, since it is larger than the sum of its proper divisors (164801407654).
205925926130 is a wasteful number, since it uses less digits than its factorization.
205925926130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3370381.
The product of its (nonzero) digits is 291600, while the sum is 44.
The spelling of 205925926130 in words is "two hundred five billion, nine hundred twenty-five million, nine hundred twenty-six thousand, one hundred thirty".
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