Base | Representation |
---|---|
bin | 1010010000111… |
… | …01101100111010 |
3 | 20000000120201000 |
4 | 11020131230322 |
5 | 134020324030 |
6 | 12313305430 |
7 | 2063610444 |
oct | 510355472 |
9 | 200016630 |
10 | 86104890 |
11 | 44670973 |
12 | 24a05276 |
13 | 14aba051 |
14 | b615494 |
15 | 785c860 |
hex | 521db3a |
86104890 has 32 divisors (see below), whose sum is σ = 229613760. Its totient is φ = 22961232.
The previous prime is 86104853. The next prime is 86104891. The reversal of 86104890 is 9840168.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (86104891) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 159184 + ... + 159723.
It is an arithmetic number, because the mean of its divisors is an integer number (7175430).
Almost surely, 286104890 is an apocalyptic number.
86104890 is an abundant number, since it is smaller than the sum of its proper divisors (143508870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86104890 is a wasteful number, since it uses less digits than its factorization.
86104890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 318923 (or 318917 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 36.
The square root of 86104890 is about 9279.2720619669. The cubic root of 86104890 is about 441.5798748803.
It can be divided in two parts, 86 and 104890, that added together give a 4-th power (104976 = 184).
The spelling of 86104890 in words is "eighty-six million, one hundred four thousand, eight hundred ninety".
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