Base | Representation |
---|---|
bin | 1010010110101… |
… | …01000011001011 |
3 | 20001102201212120 |
4 | 11023111003023 |
5 | 134213342013 |
6 | 12341342323 |
7 | 2103156102 |
oct | 513250313 |
9 | 201381776 |
10 | 86855883 |
11 | 45034124 |
12 | 251079a3 |
13 | 14cc0b1a |
14 | b76d039 |
15 | 795a123 |
hex | 52d50cb |
86855883 has 12 divisors (see below), whose sum is σ = 116985960. Its totient is φ = 57320736.
The previous prime is 86855869. The next prime is 86855947. The reversal of 86855883 is 38855868.
It is not a de Polignac number, because 86855883 - 26 = 86855819 is a prime.
It is not an unprimeable number, because it can be changed into a prime (86855803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30463 + ... + 33191.
It is an arithmetic number, because the mean of its divisors is an integer number (9748830).
Almost surely, 286855883 is an apocalyptic number.
86855883 is a deficient number, since it is larger than the sum of its proper divisors (30130077).
86855883 is a wasteful number, since it uses less digits than its factorization.
86855883 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2938 (or 2835 counting only the distinct ones).
The product of its digits is 1843200, while the sum is 51.
The square root of 86855883 is about 9319.6503689784. The cubic root of 86855883 is about 442.8599567187.
The spelling of 86855883 in words is "eighty-six million, eight hundred fifty-five thousand, eight hundred eighty-three".
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