Base | Representation |
---|---|
bin | 100001001001… |
… | …010010110000 |
3 | 121100102211000 |
4 | 201021102300 |
5 | 4211020231 |
6 | 510122000 |
7 | 133565553 |
oct | 41112260 |
9 | 17312730 |
10 | 8688816 |
11 | 49a5044 |
12 | 2ab0300 |
13 | 1a52b16 |
14 | 122269a |
15 | b696e6 |
hex | 8494b0 |
8688816 has 40 divisors (see below), whose sum is σ = 24941360. Its totient is φ = 2896128.
The previous prime is 8688809. The next prime is 8688817. The reversal of 8688816 is 6188868.
It is a happy number.
It is a nude number because it is divisible by every one of its digits.
It is a plaindrome in base 14.
It is not an unprimeable number, because it can be changed into a prime (8688817) 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, 9625 + ... + 10488.
It is an arithmetic number, because the mean of its divisors is an integer number (623534).
Almost surely, 28688816 is an apocalyptic number.
It is an amenable number.
8688816 is an abundant number, since it is smaller than the sum of its proper divisors (16252544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8688816 is a wasteful number, since it uses less digits than its factorization.
8688816 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20130 (or 20118 counting only the distinct ones).
The product of its digits is 147456, while the sum is 45.
The square root of 8688816 is about 2947.6797655105. The cubic root of 8688816 is about 205.5828426184.
The spelling of 8688816 in words is "eight million, six hundred eighty-eight thousand, eight hundred sixteen".
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