Base | Representation |
---|---|
bin | 1110111010110101… |
… | …00000010100100000 |
3 | 202200012121220120202 |
4 | 13131122200110200 |
5 | 112400434231120 |
6 | 3402443124332 |
7 | 402326105126 |
oct | 73532402440 |
9 | 22605556522 |
10 | 8009680160 |
11 | 344028a289 |
12 | 16765136a8 |
13 | 9a8552221 |
14 | 55daa7916 |
15 | 31d2ad875 |
hex | 1dd6a0520 |
8009680160 has 24 divisors (see below), whose sum is σ = 18922869756. Its totient is φ = 3203872000.
The previous prime is 8009680153. The next prime is 8009680163. The reversal of 8009680160 is 610869008.
It can be written as a sum of positive squares in 2 ways, for example, as 7573872784 + 435807376 = 87028^2 + 20876^2 .
It is not an unprimeable number, because it can be changed into a prime (8009680163) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25030091 + ... + 25030410.
Almost surely, 28009680160 is an apocalyptic number.
8009680160 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
8009680160 is an abundant number, since it is smaller than the sum of its proper divisors (10913189596).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8009680160 is a wasteful number, since it uses less digits than its factorization.
8009680160 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 50060516 (or 50060508 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 38.
The square root of 8009680160 is about 89496.8164796938. The cubic root of 8009680160 is about 2000.8063548522.
The spelling of 8009680160 in words is "eight billion, nine million, six hundred eighty thousand, one hundred sixty".
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