Base | Representation |
---|---|
bin | 10000001011101100… |
… | …11010001011010000 |
3 | 211102111011101020110 |
4 | 20011312122023100 |
5 | 120243122134124 |
6 | 3554035441320 |
7 | 425204330661 |
oct | 100566321320 |
9 | 24374141213 |
10 | 8688083664 |
11 | 3759218937 |
12 | 1825756240 |
13 | a85c6c610 |
14 | 5c5c1d368 |
15 | 35cb17029 |
hex | 205d9a2d0 |
8688083664 has 160 divisors (see below), whose sum is σ = 25904841984. Its totient is φ = 2487767040.
The previous prime is 8688083647. The next prime is 8688083693. The reversal of 8688083664 is 4663808868.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 522844 + ... + 539204.
Almost surely, 28688083664 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8688083664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12952420992).
8688083664 is an abundant number, since it is smaller than the sum of its proper divisors (17216758320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8688083664 is a wasteful number, since it uses less digits than its factorization.
8688083664 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16445 (or 16439 counting only the distinct ones).
The product of its (nonzero) digits is 10616832, while the sum is 57.
The square root of 8688083664 is about 93209.8903765046. The cubic root of 8688083664 is about 2055.7706661289.
The spelling of 8688083664 in words is "eight billion, six hundred eighty-eight million, eighty-three thousand, six hundred sixty-four".
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