Base | Representation |
---|---|
bin | 11110111010101110100010 |
3 | 120020202210020 |
4 | 132322232202 |
5 | 4033323431 |
6 | 445414310 |
7 | 125614230 |
oct | 36725642 |
9 | 16222706 |
10 | 8104866 |
11 | 4636340 |
12 | 286a396 |
13 | 18aa0a3 |
14 | 110d950 |
15 | aa1696 |
hex | 7baba2 |
8104866 has 64 divisors (see below), whose sum is σ = 20653056. Its totient is φ = 2059200.
The previous prime is 8104861. The next prime is 8104909. The reversal of 8104866 is 6684018.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8104861) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 24321 + ... + 24651.
It is an arithmetic number, because the mean of its divisors is an integer number (322704).
Almost surely, 28104866 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8104866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10326528).
8104866 is an abundant number, since it is smaller than the sum of its proper divisors (12548190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8104866 is a wasteful number, since it uses less digits than its factorization.
8104866 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 407.
The product of its (nonzero) digits is 9216, while the sum is 33.
The square root of 8104866 is about 2846.9046348622. The cubic root of 8104866 is about 200.8700925389.
The spelling of 8104866 in words is "eight million, one hundred four thousand, eight hundred sixty-six".
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