Base | Representation |
---|---|
bin | 10000001110001110… |
… | …00110111100101000 |
3 | 211110221222011022102 |
4 | 20013013012330220 |
5 | 120314031113233 |
6 | 4000113112532 |
7 | 425552210042 |
oct | 100707067450 |
9 | 24427864272 |
10 | 8709238568 |
11 | 376a157928 |
12 | 1830858748 |
13 | a8a468604 |
14 | 5c8968a92 |
15 | 35e8e51e8 |
hex | 2071c6f28 |
8709238568 has 32 divisors (see below), whose sum is σ = 16646423400. Its totient is φ = 4270276608.
The previous prime is 8709238561. The next prime is 8709238609. The reversal of 8709238568 is 8658329078.
It can be written as a sum of positive squares in 4 ways, for example, as 5990450404 + 2718788164 = 77398^2 + 52142^2 .
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (8709238561) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1102280 + ... + 1110152.
Almost surely, 28709238568 is an apocalyptic number.
It is an amenable number.
8709238568 is a deficient number, since it is larger than the sum of its proper divisors (7937184832).
8709238568 is a wasteful number, since it uses less digits than its factorization.
8709238568 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10541 (or 10537 counting only the distinct ones).
The product of its (nonzero) digits is 5806080, while the sum is 56.
The square root of 8709238568 is about 93323.3013132304. The cubic root of 8709238568 is about 2057.4378684842.
The spelling of 8709238568 in words is "eight billion, seven hundred nine million, two hundred thirty-eight thousand, five hundred sixty-eight".
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