Base | Representation |
---|---|
bin | 1111010010001101… |
… | …10000011111011100 |
3 | 210011212201100201122 |
4 | 13221012300133130 |
5 | 113301143030413 |
6 | 3434131230112 |
7 | 410230255640 |
oct | 75106603734 |
9 | 23155640648 |
10 | 8205830108 |
11 | 3530a82683 |
12 | 1710148338 |
13 | a0a08bc98 |
14 | 57bb66c20 |
15 | 330607108 |
hex | 1e91b07dc |
8205830108 has 24 divisors (see below), whose sum is σ = 16512354432. Its totient is φ = 3495207024.
The previous prime is 8205830089. The next prime is 8205830161. The reversal of 8205830108 is 8010385028.
It is a super-2 number, since 2×82058301082 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 894410 + ... + 903537.
It is an arithmetic number, because the mean of its divisors is an integer number (688014768).
Almost surely, 28205830108 is an apocalyptic number.
It is an amenable number.
8205830108 is an abundant number, since it is smaller than the sum of its proper divisors (8306524324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8205830108 is a wasteful number, since it uses less digits than its factorization.
8205830108 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1798121 (or 1798119 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 35.
The square root of 8205830108 is about 90586.0370476598. The cubic root of 8205830108 is about 2017.0074719915.
The spelling of 8205830108 in words is "eight billion, two hundred five million, eight hundred thirty thousand, one hundred eight".
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