Base | Representation |
---|---|
bin | 100001101011… |
… | …111010110000 |
3 | 121121122100202 |
4 | 201223322300 |
5 | 4230040030 |
6 | 513134332 |
7 | 135026210 |
oct | 41537260 |
9 | 17548322 |
10 | 8830640 |
11 | 4a91655 |
12 | 2b5a3a8 |
13 | 1aa2540 |
14 | 125c240 |
15 | b96745 |
hex | 86beb0 |
8830640 has 80 divisors (see below), whose sum is σ = 25290048. Its totient is φ = 2792448.
The previous prime is 8830639. The next prime is 8830651. The reversal of 8830640 is 460388.
8830640 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (80).
8830640 is strictly pandigital in base 8.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6674 + ... + 7886.
Almost surely, 28830640 is an apocalyptic number.
8830640 is a gapful number since it is divisible by the number (80) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8830640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12645024).
8830640 is an abundant number, since it is smaller than the sum of its proper divisors (16459408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8830640 is a wasteful number, since it uses less digits than its factorization.
8830640 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1246 (or 1240 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 29.
The square root of 8830640 is about 2971.6392782436. The cubic root of 8830640 is about 206.6953596420.
The spelling of 8830640 in words is "eight million, eight hundred thirty thousand, six hundred forty".
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